# Second grade

Here is a list of all of the 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 sequences
- A.3Counting patterns - up to 100
- A.4Number lines - up to 100
- A.5Hundreds chart
- A.6Even and odd: counting objects
- A.7Even or odd I
- A.8Even or odd II
- A.9Even and odd numbers on number lines
- A.10Which even or odd number comes before or after?
- A.11Skip-counting stories
- A.12Skip-counting puzzles
- A.13Number lines - up to 1,000
- A.14Counting patterns - up to 1,000

## Comparing and ordering

## Names of numbers

## 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.4Add one-digit numbers
- E.5Addition with pictures - sums to 20
- E.6Write addition sentences to describe pictures - sums to 20
- 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 a one-digit number from a two-digit number up to 18
- F.5Subtraction with pictures
- F.6Write subtraction sentences to describe pictures - up to 18
- F.7Subtraction input/output tables - up to 18
- F.8Subtract zero/all
- F.9Subtraction word problems - up to 18
- F.10Complete the subtraction sentence - up to 18
- F.11Write the subtraction sentence - up to 18
- F.12Balance subtraction equations - up to 18
- F.13Subtraction equations: true or false?

## Addition - two digits

- G.1Add multiples of 10
- G.2Add a two-digit and a one-digit number - without regrouping
- G.3Add a two-digit and a one-digit number - with regrouping
- G.4Add two two-digit numbers - without regrouping
- G.5Add two two-digit numbers - with regrouping
- G.6Write addition sentences to describe pictures
- 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.2Subtract a one-digit number from a two-digit number - without regrouping
- H.3Subtract a one-digit number from a two-digit number - with regrouping
- H.4Subtract two two-digit numbers - without regrouping
- H.5Subtract two two-digit numbers - with regrouping
- H.6Write subtraction sentences to describe pictures - up to two digits
- 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 two three-digit numbers
- I.3Addition input/output tables - up to three digits
- I.4Addition word problems - up to three digits
- I.5Complete the addition sentence - up to three digits
- I.6Write the addition sentence - up to three digits
- I.7Balance addition equations - up to three digits

## Subtraction - three digits

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

## Place values

- M.1Place value models - tens and ones
- M.2Place value models - up to hundreds
- M.3Place value models - up to thousands
- M.4Value of underlined digit - tens and ones
- M.5Value of underlined digit - up to hundreds
- M.6Value of underlined digit - up to thousands
- M.7Regrouping tens and ones I
- M.8Regrouping tens and ones II
- M.9Convert to/from a number - tens and ones
- M.10Convert to/from a number - up to hundreds
- M.11Convert to/from a number - up to thousands
- M.12Convert between place values - up to thousands
- M.13Convert from expanded form - up to hundreds
- M.14Convert from expanded form - up to thousands
- M.15Identify the digit in the ones, tens, hundreds, or thousands place

## 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.7Equivalent coins I
- P.8Equivalent coins II
- 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.15Which picture shows more - up to $5
- P.16Least number of coins
- P.17Purchases - do you have enough money - up to $1
- P.18Purchases - do you have enough money - up to $5
- P.19How much more to make a dollar?
- P.20Making change

## Time

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

## Data and graphs

- R.1Coordinate graphs
- R.2Interpret tally charts and tables
- R.3Interpret bar graphs
- R.4Which bar graph is correct?
- R.5Create bar graphs
- R.6Interpret line plots
- R.7Create line plots
- R.8Interpret pictographs
- R.9Create pictographs
- R.10Interpret line graphs
- R.11Which line graph is correct?
- R.12Interpret Venn diagrams

## 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

## Geometry

- T.1Identify 2-dimensional shapes
- T.2Identify 3-dimensional shapes
- T.3Identify 2-dimensional and 3-dimensional shapes
- T.4Count sides and angles
- T.5Count edges, vertices, and faces
- T.6Compare sides and angles
- T.7Compare edges, vertices, and faces
- T.8Symmetry
- T.9Congruent
- T.10Flip, turn, and slide
- T.11Perimeter
- T.12Perimeter - word problems
- T.13Area

## Fractions

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