# Second grade math

See recommended skills!Here is a list of all of the math skills students learn in second grade! These skills are organized into categories, and you can move your mouse over any skill name to view a sample question. To start practicing, just click on any link. IXL will track your score, and the questions will automatically increase in difficulty as you improve!

## Counting and number patterns

- A.1Skip-counting
- A.2Skip-counting stories
- A.3Skip-counting sequences
- A.4Counting patterns - up to 100
- A.5Skip-counting puzzles
- A.6Number lines - up to 100
- A.7Hundreds chart
- A.8Number lines - up to 1,000
- A.9Even or odd
- A.10Even or odd numbers on number lines
- A.11Identify numbers as even or odd
- A.12Select even or odd numbers
- A.13Which even or odd number comes before or after?
- A.14Counting patterns - up to 1,000

## Comparing and ordering

## Names of numbers

- C.1Ordinal numbers up to 10th
- C.2Writing numbers up to 100 in words - convert words to digits
- C.3Writing numbers up to 100 in words - convert digits to words
- C.4Writing numbers up to 1,000 in words - convert words to digits
- C.5Writing numbers up to 1,000 in words - convert digits to words
- C.6Ordinal numbers up to 100th
- C.7Distinguishing ordinal and cardinal numbers
- C.8Roman numerals I, V, X, L

## Patterns

## Addition - one digit

- E.1Review - add one-digit numbers - sums to 10
- E.2Review - ways to make a number - sums to 10
- E.3Review - writing addition sentences - sums to 10
- E.4Addition with pictures - sums to 20
- E.5Write addition sentences to describe pictures - sums to 20
- E.6Add one-digit numbers
- E.7Addition input/output tables - sums to 20
- E.8Add zero
- E.9Add doubles using models
- E.10Add doubles
- E.11Add doubles - complete the sentence
- E.12Addition word problems - one digit
- E.13Complete the addition sentence - one digit
- E.14Write the addition sentence - one digit
- E.15Balance addition equations - one digit
- E.16Addition equations: true or false?
- E.17Add three one-digit numbers
- E.18Add three one-digit numbers: word problems
- E.19Add four or more one-digit numbers
- E.20Add four or more one-digit numbers: word problems
- E.21Identify repeated addition in arrays: sums to 10
- E.22Write addition sentences for arrays: sums to 10
- E.23Identify repeated addition in arrays: sums to 25
- E.24Write addition sentences for arrays: sums to 25

## Subtraction - one digit

- F.1Review - subtract one-digit numbers - up to 10
- F.2Review - ways to subtract - up to 10
- F.3Review - writing subtraction sentences - up to 10
- F.4Subtract doubles
- F.5Subtraction with pictures
- F.6Write subtraction sentences to describe pictures - up to 18
- F.7Subtract a one-digit number from a two-digit number up to 18
- F.8Subtraction input/output tables - up to 18
- F.9Subtract zero/all
- F.10Subtraction word problems - up to 18
- F.11Complete the subtraction sentence - up to 18
- F.12Write the subtraction sentence - up to 18
- F.13Balance subtraction equations - up to 18
- F.14Subtraction equations: true or false?

## Addition - two digits

- G.1Add multiples of 10
- G.2Write addition sentences to describe pictures
- G.3Add a two-digit and a one-digit number - without regrouping
- G.4Add a two-digit and a one-digit number - with regrouping
- G.5Add two two-digit numbers - without regrouping
- G.6Add two two-digit numbers - with regrouping
- G.7Addition input/output tables - up to two digits
- G.8Ways to make a number using addition
- G.9Addition word problems - up to two digits
- G.10Complete the addition sentence - up to two digits
- G.11Write the addition sentence - up to two digits
- G.12Balance addition equations - up to two digits
- G.13Add three numbers up to two digits each
- G.14Add three numbers up to two digits each: word problems
- G.15Add four or more numbers up to two digits each
- G.16Add four or more numbers up to two digits each: word problems

## Subtraction - two digits

- H.1Subtract multiples of 10
- H.2Write subtraction sentences to describe pictures - up to two digits
- H.3Subtract a one-digit number from a two-digit number - without regrouping
- H.4Subtract a one-digit number from a two-digit number - with regrouping
- H.5Subtract two two-digit numbers - without regrouping
- H.6Subtract two two-digit numbers - with regrouping
- H.7Subtraction input/output tables - up to two digits
- H.8Ways to make a number using subtraction
- H.9Subtraction word problems - up to two digits
- H.10Complete the subtraction sentence - up to two digits
- H.11Write the subtraction sentence - up to two digits
- H.12Balance subtraction equations - up to two digits

## Addition - three digits

- I.1Add multiples of 100
- I.2Add multiples of 10 or 100
- I.3Addition with three-digit numbers
- I.4Addition input/output tables - up to three digits
- I.5Addition word problems - up to three digits
- I.6Complete the addition sentence - up to three digits
- I.7Write the addition sentence - up to three digits
- I.8Balance addition equations - up to three digits

## Subtraction - three digits

- J.1Subtract multiples of 100
- J.2Subtract multiples of 10 or 100
- J.3Subtract three-digit numbers
- J.4Subtraction input/output tables - up to three digits
- J.5Subtraction word problems - up to three digits
- J.6Complete the subtraction sentence - up to three digits
- J.7Write the subtraction sentence - up to three digits
- J.8Balance subtraction equations - up to three digits

## Properties

## Mixed operations

- L.1Add and subtract numbers up to 20
- L.2Addition and subtraction - ways to make a number - up to 20
- L.3Addition and subtraction word problems - up to 20
- L.4Addition and subtraction - balance equations - up to 20
- L.5Addition and subtraction equations up to 20: true or false?
- L.6Input/output tables - write the rule - up to 20
- L.7Add and subtract numbers up to 100
- L.8Addition and subtraction - ways to make a number - up to 100
- L.9Addition and subtraction word problems - up to 100
- L.10Addition and subtraction - balance equations - up to 100
- L.11Input/output tables - write the rule - up to 100
- L.12Which sign (+ or -) makes the number sentence true?
- L.13Write addition and subtraction sentences
- L.14Inequalities with addition and subtraction - up to 100

## Place values

- M.1Place value models - tens and ones
- M.2Place value models - up to hundreds
- M.3Place value models - up to thousands
- M.4Identify a digit up to the hundreds place
- M.5Place value - tens and ones
- M.6Place value - up to hundreds
- M.7Place value - up to thousands
- M.8Convert to/from a number - tens and ones
- M.9Regroup tens and ones - ways to make a number
- M.10Regroup tens and ones
- M.11Convert to/from a number - up to hundreds
- M.12Convert to/from a number - up to thousands
- M.13Convert between place values - up to thousands
- M.14Convert from expanded form - up to hundreds
- M.15Convert from expanded form - up to thousands

## Estimation and rounding

## Logical reasoning

## Money

- P.1Names and values of common coins
- P.2Names and values of all coins
- P.3Count money - pennies, nickels, and dimes only
- P.4Count money - up to $1
- P.5Count money - up to $5
- P.6Equivalent amounts of money - up to $1
- P.7Exchanging coins
- P.8Comparing groups of coins
- P.9Add money - up to $1
- P.10Add money - up to $1: word problems
- P.11Subtract money - up to $1
- P.12Subtract money - up to $1: word problems
- P.13Add and subtract money - up to $1
- P.14Add and subtract money - up to $1: word problems
- P.15Purchases - do you have enough money - up to $1
- P.16Purchases - do you have enough money - up to $5
- P.17Which picture shows more - up to $5
- P.18Least number of coins
- P.19How much more to make a dollar?
- P.20Making change

## Time

- Q.1Match digital clocks and times
- Q.2Match analog clocks and times
- Q.3Match analog and digital clocks
- Q.4Read clocks and write times: hour and half hour
- Q.5Read clocks and write times
- Q.6Time words: o'clock, half, quarter
- Q.7A.M. or P.M.
- Q.8Compare clocks
- Q.9Elapsed time I
- Q.10Elapsed time II
- Q.11Time patterns
- Q.12Days of the week
- Q.13Months of the year
- Q.14Seasons
- Q.15Read a calendar
- Q.16Number of days in each month
- Q.17Relate time units

## Data and graphs

- R.1Interpret tally charts and tables
- R.2Interpret bar graphs
- R.3Which bar graph is correct?
- R.4Create bar graphs
- R.5Interpret line plots
- R.6Create line plots
- R.7Interpret pictographs
- R.8Create pictographs
- R.9Interpret line graphs
- R.10Which line graph is correct?
- R.11Count shapes in a Venn diagram
- R.12Sort shapes into a Venn diagram
- R.13Venn diagrams with three circles
- R.14Objects on a coordinate plane

## Units of measurement

- S.1Read a thermometer
- S.2Measure using an inch ruler
- S.3Which customary unit of length is appropriate?
- S.4Customary units of length: word problems
- S.5Which customary unit of weight is appropriate?
- S.6Which customary unit of volume is appropriate?
- S.7Compare and convert customary units of volume
- S.8Measure using a centimeter ruler
- S.9Which metric unit of length is appropriate?
- S.10Metric units of length: word problems
- S.11Which metric unit of weight is appropriate?
- S.12Which metric unit of volume is appropriate?
- S.13Compare and convert metric units of volume
- S.14Compare and convert metric units of weight
- S.15Choose the appropriate measuring tool

## Two-dimensional shapes

## Three-dimensional shapes

## Geometric measurement

## Fractions

- W.1Equal parts
- W.2Halves, thirds, and fourths
- W.3Identify the fraction
- W.4Which shape illustrates the fraction?
- W.5Parts of a group
- W.6Fraction word problems
- W.7Compare fractions using models
- W.8Order fractions with like denominators
- W.9Order fractions with like numerators
- W.10Fraction models equivalent to whole numbers
- W.11Fractions equivalent to whole numbers

## Probability and statistics

## Multiplication

- Y.1Count equal groups
- Y.2Identify multiplication sentences for equal groups
- Y.3Write multiplication sentences for equal groups
- Y.4Relate addition and multiplication for equal groups
- Y.5Write multiplication sentences for arrays
- Y.6Write multiplication sentences for number lines
- Y.7Multiplication tables for 2, 3, and 4
- Y.8Multiplication tables up to 5
- Y.9Multiplication tables for 2, 3, 4, 5, and 10
- Y.10Multiplication tables for 6, 7, 8, and 9
- Y.11Multiplication tables up to 10