IXL Math - Georgia second-grade math standards

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Skills available for Georgia second-grade math standards

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2.M2N Numbers and Operations

2.M2N1 Students will use multiple representation of numbers to connect symbols to quantities.
2.M2N1.a Represent numbers using a variety of models, diagrams, and number sentences (e.g., 4703 represented as 4,000 + 700 + 3, and units, 47 hundreds + 3, or 4,500 + 203).
- Counting and number patterns: Number lines - up to 100 (Second grade - A.4)
- Counting and number patterns: Hundreds chart (Second grade - A.5)
- Counting and number patterns: Number lines - up to 1,000 (Second grade - A.11)
- Names of numbers: Writing numbers up to 100 in words (Second grade - C.3)
- Names of numbers: Writing numbers up to 1,000 in words (Second grade - C.4)
- Place values: Place-value models - tens and ones (Second grade - M.1)
- Place values: Place-value models - up to hundreds (Second grade - M.2)
- Place values: Place-value models - up to thousands (Second grade - M.3)
- Place values: Regrouping tens and ones I (Second grade - M.7)
- Place values: Regrouping tens and ones II (Second grade - M.8)
- Place values: Convert to/from a number - tens and ones (Second grade - M.9)
- Place values: Convert to/from a number - up to hundreds (Second grade - M.10)
- Place values: Convert to/from a number - up to thousands (Second grade - M.11)
- Place values: Convert between place values - up to thousands (Second grade - M.12)
- Place values: Convert from expanded form - up to hundreds (Second grade - M.13)
- Place values: Convert from expanded form - up to thousands (Second grade - M.14)
2.M2N1.b Understand the relative magnitudes of numbers using 10 as a unit, 100 as a unit, or 1000 as a unit. Represent 2-digit numbers with drawings of tens and ones and 3-digit numbers with drawings of hundreds, tens, and ones.
- Mixed operations: Write addition and subtraction sentences (Second grade - L.8)
- Place values: Place-value models - tens and ones (Second grade - M.1)
- Place values: Place-value models - up to hundreds (Second grade - M.2)
- Place values: Place-value models - up to thousands (Second grade - M.3)
- Place values: Value of underlined digit - tens and ones (Second grade - M.4)
- Place values: Value of underlined digit - up to hundreds (Second grade - M.5)
- Place values: Value of underlined digit - up to thousands (Second grade - M.6)
- Place values: Identify the digit in the ones, tens, hundreds, or thousands place (Second grade - M.15)
- Estimation and rounding: Estimate to the nearest ten (Second grade - N.1)
- Estimation and rounding: Round to the nearest ten (Second grade - N.2)
- Estimation and rounding: Round to the nearest ten or hundred (Second grade - N.3)
- Estimation and rounding: Round to the nearest ten, hundred, or thousand (Second grade - N.4)
2.M2N1.c Use money as a medium of exchange. Count back change and use decimal notation and the dollar and cent symbols to represent a collection of coins and currency.
- Money: Identify names and values of common coins/bills up to $1 (Second grade - P.1)
- Money: Identify names and values of all coins (Second grade - P.2)
- Money: Count money - up to $1 (Second grade - P.3)
- Money: Count money - up to $5 (Second grade - P.4)
- Money: Equivalent amounts of money - up to $1 (Second grade - P.5)
- Money: Equivalent coins I (Second grade - P.6)
- Money: Equivalent coins II (Second grade - P.7)
- Money: Add and subtract money - up to $1 (Second grade - P.8)
- Money: Add and subtract money - word problems - up to $1 (Second grade - P.9)
- Money: Which picture shows more - up to $5 (Second grade - P.10)
- Money: Least number of coins (Second grade - P.11)
- Money: Purchases - do you have enough money - up to $1 (Second grade - P.12)
- Money: Purchases - do you have enough money - up to $5 (Second grade - P.13)
- Money: How much more to make a dollar? (Second grade - P.14)
- Money: Making change (Second grade - P.15)
- Money: Count coins and bills - up to $5 bill (Third grade - L.1)
- Money: Which picture shows more? (Third grade - L.2)
- Money: Purchases - do you have enough money - up to $10 (Third grade - L.3)
- Money: Making change (Third grade - L.4)
- Money: Inequalities with money (Third grade - L.5)
- Money: Put money amounts in order (Third grade - L.6)
- Money: Add and subtract money amounts (Third grade - L.7)
- Money: Add money amounts - word problems (Third grade - L.8)
- Money: Price lists (Third grade - L.9)
- Money: Multiply money amounts (Third grade - L.10)
- Money: Divide money amounts (Third grade - L.11)
2.M2N2 Students will build fluency with multi-digit addition and subtraction.
2.M2N2.a Correctly add and subtract two whole numbers up to three digits each with regrouping.
- Addition - one digit: Review - add one-digit numbers - sums to 10 (Second grade - E.1)
- Addition - one digit: Review - ways to make a number - sums to 10 (Second grade - E.2)
- Addition - one digit: Review - writing addition sentences - sums to 10 (Second grade - E.3)
- Addition - one digit: Add one-digit numbers (Second grade - E.4)
- Addition - one digit: Addition with pictures - sums to 20 (Second grade - E.5)
- Subtraction - one digit: Review - subtract one-digit numbers - up to 10 (Second grade - F.1)
- Subtraction - one digit: Review - ways to subtract - up to 10 (Second grade - F.2)
- Subtraction - one digit: Subtract a one-digit number from a two-digit number up to 18 (Second grade - F.4)
- Subtraction - one digit: Subtraction with pictures (Second grade - F.5)
- Addition - two digits: Add a two-digit and a one-digit number (Second grade - G.2)
- Addition - two digits: Add two two-digit numbers (Second grade - G.3)
- Addition - two digits: Add three or more numbers (Second grade - G.11)
- Subtraction - two digits: Subtract a one-digit number from a two-digit number (Second grade - H.2)
- Subtraction - two digits: Subtract two two-digit numbers (Second grade - H.3)
- Addition - three digits: Add two three-digit numbers (Second grade - I.2)
- Subtraction - three digits: Subtract three-digit numbers (Second grade - J.2)
- Place values: Regrouping tens and ones I (Second grade - M.7)
- Place values: Regrouping tens and ones II (Second grade - M.8)
2.M2N2.b Understand and use the inverse relation between addition and subtraction to solve problems and check solutions.
- Properties: Fact families (Second grade - K.3)
2.M2N2.c Use mental math strategies such as benchmark numbers to solve problems.
- Counting and number patterns: Skip-counting (Second grade - A.1)
- Counting and number patterns: Skip-counting sequences (Second grade - A.2)
- Counting and number patterns: Counting patterns - up to 100 (Second grade - A.3)
- Counting and number patterns: Even or odd I (Second grade - A.6)
- Counting and number patterns: Even or odd II (Second grade - A.7)
- Counting and number patterns: Which even or odd number comes before or after? (Second grade - A.8)
- Counting and number patterns: Counting patterns - up to 1,000 (Second grade - A.12)
- Addition - two digits: Add multiples of 10 (Second grade - G.1)
- Subtraction - two digits: Subtract multiples of 10 (Second grade - H.1)
- Addition - three digits: Add multiples of 100 (Second grade - I.1)
- Subtraction - three digits: Subtract multiples of 100 (Second grade - J.1)
- Numbers and comparing: Even and odd I (Third grade - A.4)
- Numbers and comparing: Even and odd II (Third grade - A.5)
2.M2N2.d Use basic properties of addition (commutative, associative, and identity) to simplify problems (e.g. 98 + 17 by taking two from 17 and adding it to the 98 to make 100 and replacing the original problem by the sum 100 + 15).
- Addition - one digit: Add zero (Second grade - E.8)
- Addition - one digit: Add three or more numbers (Second grade - E.13)
- Addition - one digit: Add three or more numbers - word problems (Second grade - E.14)
- Subtraction - one digit: Subtract zero/all (Second grade - F.8)
- Properties: Related addition facts (Second grade - K.1)
- Properties: Related subtraction facts (Second grade - K.2)
- Properties: Solve inequalities using addition and subtraction shortcuts (Second grade - K.5)
2.M2N2.e Estimate to determine if solutions are reasonable for addition and subtraction.
- Estimation and rounding: Estimate sums (Second grade - N.5)
2.M2N3 Students will understand multiplication, multiply numbers, and verify results.
2.M2N3.a Understand multiplication as repeated addition.
2.M2N3.b Use repeated addition, arrays, and counting by multiples (skip counting) to correctly multiply 1-digit numbers and construct the multiplication table.
- Multiplication: Multiplication sentences (Second grade - W.1)
- Multiplication: Multiplication tables up to 5 (Second grade - W.2)
- Multiplication: Multiplication tables up to 10 (Second grade - W.3)
2.M2N3.c Use the multiplication table (grid) to determine a product of two numbers.
2.M2N3.d Use repeated subtraction, equal sharing, and forming equal groups to divide large collections of objects and determine factors for multiplication.
- Division: Divisors and quotients up to 5 (Second grade - X.1)
- Division: Divisors and quotients up to 10 (Second grade - X.2)
2.M2N4 Students will understand and compare fractions.
2.M2N4.a Model, identify, label, and compare fractions (thirds, sixths, eighths, tenths) as a representation of equal parts of a whole or of a set.
- Fractions: Identify the fraction (Second grade - U.1)
- Fractions: Which shape illustrates the fraction? (Second grade - U.2)
- Fractions: Parts of a group (Second grade - U.3)
- Fractions: Word problems (Second grade - U.4)
- Fractions: Compare fractions (Second grade - U.5)
- Fractions: Order fractions (Second grade - U.6)
2.M2N4.b Know that when all fractional parts are included, such as three thirds, the result is equal to the whole.
2.M2N5 Students will represent and interpret quantities and relationships using mathematical expressions including equality and inequality signs (=,>, <).
2.M2N5.a Include the use of boxes or ___ to represent a missing value.
- Comparing and ordering: Comparing numbers up to 1,000 (Second grade - B.3)
- Comparing and ordering: Put numbers up to 100 in order (Second grade - B.4)
- Comparing and ordering: Put numbers up to 1,000 in order (Second grade - B.5)
- Addition - one digit: Complete the addition sentence (Second grade - E.10)
- Addition - one digit: Balance equations (Second grade - E.12)
- Subtraction - one digit: Complete the subtraction sentence (Second grade - F.10)
- Subtraction - one digit: Balance equations (Second grade - F.12)
- Addition - two digits: Complete the addition sentence (Second grade - G.8)
- Addition - two digits: Balance equations (Second grade - G.10)
- Subtraction - two digits: Complete the subtraction sentence (Second grade - H.8)
- Subtraction - two digits: Balance equations (Second grade - H.10)
- Addition - three digits: Complete the addition sentence (Second grade - I.5)
- Addition - three digits: Balance equations (Second grade - I.7)
- Subtraction - three digits: Complete the subtraction sentence (Second grade - J.5)
- Subtraction - three digits: Balance equations (Second grade - J.7)
- Mixed operations: Addition and subtraction - ways to make a number - up to 20 (Second grade - L.1)
- Mixed operations: Addition and subtraction - balance equations - up to 20 (Second grade - L.2)
- Mixed operations: Addition and subtraction - balance equations - up to 100 (Second grade - L.5)
- Mixed operations: Which sign (+ or -) makes the number sentence true? (Second grade - L.7)
2.M2N5.b Represent problem solving situations where addition, subtraction or multiplication may be applied using mathematical expressions.
- Counting and number patterns: Skip-counting stories (Second grade - A.9)
- Counting and number patterns: Skip-counting puzzles (Second grade - A.10)
- Comparing and ordering: Comparing numbers up to 100 (Second grade - B.1)
- Comparing and ordering: Inequalities with addition and subtraction - up to 100 (Second grade - B.2)
- Addition - one digit: Write addition sentences to describe pictures - sums to 20 (Second grade - E.6)
- Addition - one digit: Input/output tables - sums to 20 (Second grade - E.7)
- Addition - one digit: Word problems (Second grade - E.9)
- Addition - one digit: Write the addition sentence (Second grade - E.11)
- Addition - one digit: Add three or more numbers - word problems (Second grade - E.14)
- Subtraction - one digit: Review - writing subtraction sentences - up to 10 (Second grade - F.3)
- Subtraction - one digit: Write subtraction sentences to describe pictures (Second grade - F.6)
- Subtraction - one digit: Input/output tables (Second grade - F.7)
- Subtraction - one digit: Word problems (Second grade - F.9)
- Subtraction - one digit: Write the subtraction sentence (Second grade - F.11)
- Addition - two digits: Write addition sentences to describe pictures (Second grade - G.4)
- Addition - two digits: Input/output tables (Second grade - G.5)
- Addition - two digits: Word problems (Second grade - G.7)
- Addition - two digits: Write the addition sentence (Second grade - G.9)
- Addition - two digits: Add three or more numbers - word problems (Second grade - G.12)
- Subtraction - two digits: Write subtraction sentences to describe pictures (Second grade - H.4)
- Subtraction - two digits: Input/output tables (Second grade - H.5)
- Subtraction - two digits: Word problems (Second grade - H.7)
- Subtraction - two digits: Write the subtraction sentence (Second grade - H.9)
- Addition - three digits: Input/output tables (Second grade - I.3)
- Addition - three digits: Word problems (Second grade - I.4)
- Addition - three digits: Write the addition sentence (Second grade - I.6)
- Subtraction - three digits: Input/output tables (Second grade - J.3)
- Subtraction - three digits: Word problems (Second grade - J.4)
- Subtraction - three digits: Write the subtraction sentence (Second grade - J.6)
- Mixed operations: Input/output tables - write the rule - up to 20 (Second grade - L.3)
- Mixed operations: Input/output tables - write the rule - up to 100 (Second grade - L.6)

2.M2M Measurement

2.M2M1 Students will know the standard units of inch, foot, yard, and metric units of centimeter and meter and measure length to the nearest inch or centimeter.
2.M2M1.a Compare the relationship of one unit to another by measuring objects twice using different units each time.
2.M2M1.b Estimate lengths, and then measure to determine if estimations were reasonable.
2.M2M1.c Determine an appropriate tool and unit for measuring.
2.M2M2 Students will tell time to the nearest five minutes and know relationships of time such as the number of minutes in an hour and hours in a day.
2.M2M3 Students will estimate, then measure, temperature (Fahrenheit) and determine if estimations were reasonable.

2.M2G Geometry

2.M2G1 Students will describe and classify plane figures (triangles, square, rectangle, trapezoid, quadrilateral, pentagon, hexagon, and irregular polygonal shapes) according to the number of edges and vertices and the sizes of angles (right angle, obtuse, acute).
2.M2G2 Students will describe and classify solid geometric figures (prisms, cylinders, cones, and spheres) according to such things as the number of edges and vertices and the number and shape of faces and angles.
2.M2G2.a Recognize the (plane) shapes of the faces of a geometric solid and count the number of faces of each type.
2.M2G2.b Recognize the shape of an angle as a right angle, an obtuse or acute angle.
- Geometry: Angles: greater than, less than, or equal to a right angle (Third grade - P.9)
2.M2G3 Students will describe the change in attributes as two and three-dimensional shapes are cut and rearranged.

2.M2D Data Analysis and Probability

2.M2D1 Students will create simple tables and graphs and interpret their meaning.
2.M2D1.a Organize and display data using picture graphs, Venn diagrams, bar graphs, and simple charts/tables to record results.
- Data and graphs: Which bar graph is correct? (Second grade - R.3)
- Data and graphs: Record data using line graphs (Second grade - R.7)
2.M2D1.b Know how to interpret picture graphs, Venn diagrams, and bar graphs.