Skills available for Pennsylvania second-grade math standards
Standards are in bold, followed by a list of the IXL math skills that are aligned to that standards. Students can practice these skills online at www.ixl.com.
Standards: Pennsylvania Core Standards
2.CC.2.1.2 Numbers and Operations
2.CC.2.1.2.A Counting & Cardinality
2.CC.2.1.2.B Number & Operations in Base Ten
2.CC.2.1.2.B.1 Use place-value concepts to represent amounts of tens and ones and to compare three digit numbers.
Comparing numbers up to 100 (2-B.1)
Comparing numbers up to 1,000 (2-B.2)
Put numbers up to 100 in order (2-B.3)
Put numbers up to 1,000 in order (2-B.4)
Greatest and least - word problems - up to 100 (2-B.5)
Greatest and least - word problems - up to 1,000 (2-B.6)
Inequalities with addition and subtraction - up to 100 (2-L.14)
Place value models - tens and ones (2-M.1)
Place value - tens and ones (2-M.5)
Convert to/from a number - tens and ones (2-M.8)
Regroup tens and ones - ways to make a number (2-M.9)
Regroup tens and ones (2-M.10)
2.CC.2.1.2.B.2 Use place-value concepts to read, write and skip count to 1000.
Skip-counting (2-A.1)
Skip-counting stories (2-A.2)
Skip-counting sequences (2-A.3)
Counting patterns - up to 100 (2-A.4)
Skip-counting puzzles (2-A.5)
Number lines - up to 100 (2-A.6)
Hundreds chart (2-A.7)
Number lines - up to 1,000 (2-A.8)
Counting patterns - up to 1,000 (2-A.14)
Writing numbers up to 100 in words (2-C.2)
Writing numbers up to 1,000 in words (2-C.4)
2.CC.2.1.2.B.3 Use place-value understanding and properties of operations to add and subtract within 1000.
Add multiples of 100 (2-I.1)
Addition with three-digit numbers (2-I.2)
Addition input/output tables - up to three digits (2-I.3)
Addition word problems - up to three digits (2-I.4)
Complete the addition sentence - up to three digits (2-I.5)
Write the addition sentence - up to three digits (2-I.6)
Balance addition equations - up to three digits (2-I.7)
Subtract multiples of 100 (2-J.1)
Subtract three-digit numbers (2-J.2)
Subtraction input/output tables - up to three digits (2-J.3)
Subtraction word problems - up to three digits (2-J.4)
Complete the subtraction sentence - up to three digits (2-J.5)
Write the subtraction sentence - up to three digits (2-J.6)
Balance subtraction equations - up to three digits (2-J.7)
2.CC.2.2.2 Algebraic Concepts
2.CC.2.2.2.A Operations and Algebraic Thinking
2.CC.2.2.2.A.1 Represent and solve problems involving addition and subtraction within 100.
Add multiples of 10 (2-G.1)
Write addition sentences to describe pictures (2-G.2)
Add a two-digit and a one-digit number - without regrouping (2-G.3)
Add a two-digit and a one-digit number - with regrouping (2-G.4)
Add two two-digit numbers - without regrouping (2-G.5)
Add two two-digit numbers - with regrouping (2-G.6)
Addition input/output tables - up to two digits (2-G.7)
Ways to make a number using addition (2-G.8)
Addition word problems - up to two digits (2-G.9)
Complete the addition sentence - up to two digits (2-G.10)
Write the addition sentence - up to two digits (2-G.11)
Balance addition equations - up to two digits (2-G.12)
Add three numbers up to two digits each (2-G.13)
Add three numbers up to two digits each: word problems (2-G.14)
Add four or more numbers up to two digits each (2-G.15)
Subtract multiples of 10 (2-H.1)
Write subtraction sentences to describe pictures - up to two digits (2-H.2)
Subtract a one-digit number from a two-digit number - without regrouping (2-H.3)
Subtract a one-digit number from a two-digit number - with regrouping (2-H.4)
Subtract two two-digit numbers - without regrouping (2-H.5)
Subtract two two-digit numbers - with regrouping (2-H.6)
Subtraction input/output tables - up to two digits (2-H.7)
Ways to make a number using subtraction (2-H.8)
Subtraction word problems - up to two digits (2-H.9)
Complete the subtraction sentence - up to two digits (2-H.10)
Write the subtraction sentence - up to two digits (2-H.11)
Balance subtraction equations - up to two digits (2-H.12)
Add and subtract numbers up to 100 (2-L.7)
Addition and subtraction - ways to make a number - up to 100 (2-L.8)
Addition and subtraction word problems - up to 100 (2-L.9)
Addition and subtraction - balance equations - up to 100 (2-L.10)
Input/output tables - write the rule - up to 100 (2-L.11)
2.CC.2.2.2.A.2 Use mental strategies to add and subtract within 20.
Review - add one-digit numbers - sums to 10 (2-E.1)
Review - ways to make a number - sums to 10 (2-E.2)
Review - writing addition sentences - sums to 10 (2-E.3)
Addition with pictures - sums to 20 (2-E.4)
Write addition sentences to describe pictures - sums to 20 (2-E.5)
Add one-digit numbers (2-E.6)
Addition input/output tables - sums to 20 (2-E.7)
Add zero (2-E.8)
Addition word problems - one digit (2-E.12)
Complete the addition sentence - one digit (2-E.13)
Write the addition sentence - one digit (2-E.14)
Balance addition equations - one digit (2-E.15)
Addition equations: true or false? (2-E.16)
Add three one-digit numbers (2-E.17)
Add three one-digit numbers: word problems (2-E.18)
Review - subtract one-digit numbers - up to 10 (2-F.1)
Review - ways to subtract - up to 10 (2-F.2)
Review - writing subtraction sentences - up to 10 (2-F.3)
Subtraction with pictures (2-F.5)
Write subtraction sentences to describe pictures - up to 18 (2-F.6)
Subtract a one-digit number from a two-digit number up to 18 (2-F.7)
Subtraction input/output tables - up to 18 (2-F.8)
Subtract zero/all (2-F.9)
Subtraction word problems - up to 18 (2-F.10)
Complete the subtraction sentence - up to 18 (2-F.11)
Write the subtraction sentence - up to 18 (2-F.12)
Balance subtraction equations - up to 18 (2-F.13)
Subtraction equations: true or false? (2-F.14)
Related addition facts (2-K.1)
Related subtraction facts (2-K.2)
Fact families (2-K.3)
Add and subtract numbers up to 20 (2-L.1)
Addition and subtraction - ways to make a number - up to 20 (2-L.2)
Addition and subtraction word problems - up to 20 (2-L.3)
Addition and subtraction - balance equations - up to 20 (2-L.4)
Addition and subtraction equations up to 20: true or false? (2-L.5)
Input/output tables - write the rule - up to 20 (2-L.6)
2.CC.2.2.2.A.3 Work with equal groups of objects to gain foundations for multiplication.
2.CC.2.3.2 Geometry
2.CC.2.3.2.A Geometry
2.CC.2.3.2.A.1 Analyze and draw two- and three-dimensional shapes having specified attributes.
Name the two-dimensional shape (2-T.1)
Count sides and vertices (2-T.3)
Compare sides and vertices (2-T.4)
Identify congruent shapes (2-T.6)
Symmetry (2-T.7)
Name the three-dimensional shape (2-U.1)
Select three-dimensional shapes (2-U.2)
Count vertices, edges, and faces (2-U.3)
Compare vertices, edges, and faces (2-U.4)
2.CC.2.3.2.A.2 Use the understanding of fractions to partition shapes into halves, quarters, and thirds.
Equal parts (2-W.1)
Halves, thirds, and fourths (2-W.2)
Identify the fraction (2-W.3)
Which shape illustrates the fraction? (2-W.4)
2.CC.2.4.2 Measurement, Data, and Probability
2.CC.2.4.2.A Measurement and Data
2.CC.2.4.2.A.1 Measure and estimate lengths in standard units using appropriate tools.
Measure using an inch ruler (2-S.2)
Which customary unit of length is appropriate? (2-S.3)
Measure using a centimeter ruler (2-S.8)
Which metric unit of length is appropriate? (2-S.9)
Choose the appropriate measuring tool (2-S.15)
2.CC.2.4.2.A.2 Tell and write time to the nearest five minutes using both analog and digital clocks.
Match analog clocks and times (2-Q.2)
Match analog and digital clocks (2-Q.3)
Read clocks and write times (2-Q.5)
Time words: o'clock, half, quarter (2-Q.6)
2.CC.2.4.2.A.3 Solve problems and make change using coins and paper currency with appropriate symbols.
Names and values of common coins (2-P.1)
Names and values of all coins (2-P.2)
Count money - pennies, nickels, and dimes only (2-P.3)
Count money - up to $1 (2-P.4)
Count money - up to $5 (2-P.5)
Equivalent amounts of money - up to $1 (2-P.6)
Exchanging coins (2-P.7)
Comparing groups of coins (2-P.8)
Add money - up to $1 (2-P.9)
Add money - up to $1: word problems (2-P.10)
Subtract money - up to $1 (2-P.11)
Subtract money - up to $1: word problems (2-P.12)
Add and subtract money - up to $1 (2-P.13)
Add and subtract money - up to $1: word problems (2-P.14)
Purchases - do you have enough money - up to $1 (2-P.15)
Purchases - do you have enough money - up to $5 (2-P.16)
Which picture shows more - up to $5 (2-P.17)
Least number of coins (2-P.18)
How much more to make a dollar? (2-P.19)
Making change (2-P.20)
2.CC.2.4.2.A.4 Represent and interpret data using line plots, picture graphs, and bar graphs.
Interpret tally charts and tables (2-R.1)
Interpret bar graphs (2-R.2)
Which bar graph is correct? (2-R.3)
Create bar graphs (2-R.4)
Interpret line plots (2-R.5)
Create line plots (2-R.6)
Interpret pictographs (2-R.7)
Create pictographs (2-R.8)
2.CC.2.4.2.A.6 Extend the concepts of addition and subtraction to problems involving length.