# First grade

Here is a list of all of the skills students learn in first 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.1Counting review - 0 to 10
- A.2Count to fill a ten frame
- A.3Counting review - up to 20
- A.4Counting tens and ones - up to 20
- A.5Counting - up to 30
- A.6Counting - up to 100
- A.7Counting by tens - up to 100
- A.8Counting tens and ones - up to 99
- A.9Skip-counting - with pictures
- A.10Counting by twos, fives, and tens - up to 100
- A.11Counting forward and backward
- A.12Number lines
- A.13Counting on the hundred chart
- A.14Hundred chart
- A.15Even and odd: counting objects
- A.16Even and odd numbers on number lines
- A.17Identifying even and odd numbers
- A.18Which even or odd number comes before or after?
- A.19Skip-counting patterns - with tables
- A.20Sequences - count up and down by 1, 2, 3, 5, and 10
- A.21Ordinal numbers
- A.22Writing numbers in words
- A.23Roman numerals I, V, X

## Addition

- B.1Addition with pictures - sums to 10
- B.2Addition sentences - sums to 10
- B.3Addition sentences to 10 using number lines
- B.4Addition word problems - sums to 10
- B.5Word problems - write the addition sentence
- B.6Ways to make a number using addition
- B.7Ways to make a number - addition sentences
- B.8Adding zero
- B.9Adding doubles using models
- B.10Adding doubles
- B.11Adding doubles - complete the sentence
- B.12Addition facts - sums to 10
- B.13Addition sentences to 18 using number lines
- B.14Addition facts - sums to 18
- B.15Addition word problems - sums to 18
- B.16Complete the addition sentence
- B.17Adding three numbers
- B.18Word problems - adding three numbers
- B.19Related addition facts
- B.20Add using doubles plus 1
- B.21Add using doubles minus 1
- B.22Addition facts - sums to 20
- B.23Addition sentences: true or false?
- B.24Add tens I
- B.25Add tens II
- B.26Add a one-digit number to a two-digit number - without regrouping
- B.27Regrouping tens and ones I
- B.28Regrouping tens and ones II
- B.29Add a one-digit number to a two-digit number - with regrouping

## Addition - skill builders

## Subtraction

- D.1Subtraction with pictures - numbers up to 10
- D.2Subtraction sentences - numbers up to 10
- D.3Subtraction sentences within 10 using number lines
- D.4Subtraction word problems - one-digit numbers
- D.5Word problems - write the subtraction sentence
- D.6Ways to make a number using subtraction
- D.7Ways to make a number - subtraction sentences
- D.8Ways to subtract from a number - subtraction sentences
- D.9Subtracting zero and all
- D.10Subtracting doubles
- D.11Subtraction facts - numbers up to 10
- D.12Subtraction sentences within 18 using number lines
- D.13Subtraction facts - numbers up to 18
- D.14Subtraction word problems - numbers up to 18
- D.15Complete the subtraction sentence
- D.16Related subtraction facts
- D.17Subtraction sentences: true or false?
- D.18Subtract tens I
- D.19Subtract tens II
- D.20Subtract one-digit numbers from two-digit numbers

## Subtraction - skill builders

## Mixed operations

- F.1Addition and subtraction - ways to make a number
- F.2Which sign makes the number sentence true?
- F.3Fact families
- F.4Addition and subtraction facts - numbers up to 10
- F.5Addition and subtraction facts - numbers up to 18
- F.6Addition and subtraction word problems
- F.7Addition and subtraction sentences: true or false?
- F.8Ten more or less
- F.9Add and subtract tens
- F.10Addition and subtraction terms

## Comparing

## Estimation

## Place values

## Fractions

- J.1Halves, thirds, and fourths
- J.2Equal parts
- J.3Simple fractions: what fraction does the shape show?
- J.4Simple fractions: which shape matches the fraction?
- J.5Simple fractions: parts of a group
- J.6Fractions - word problems
- J.7Compare fractions
- J.8Fraction models equivalent to whole numbers
- J.9Fractions equivalent to whole numbers

## Geometry

- K.1Identify 2-dimensional shapes
- K.2Identify 3-dimensional figures
- K.3Geometry of everyday objects
- K.4Relate planar and solid figures
- K.5Count sides and vertices
- K.6Count edges, vertices, and faces
- K.7Compare sides and vertices
- K.8Compare edges, vertices, and faces
- K.9Open and closed shapes
- K.10Flip, turn, and slide
- K.11Symmetry
- K.12Same shape

## Spatial sense

## Data and graphs

## Measurement

- N.1Read a thermometer
- N.2Compare objects: length and height
- N.3Measure using objects
- N.4Measure using an inch ruler
- N.5Which customary unit of length is appropriate?
- N.6Customary units of length: word problems
- N.7Which customary unit of weight is appropriate?
- N.8Compare and convert cups, pints, and quarts
- N.9Which metric unit of length is appropriate?
- N.10Metric units of length: word problems
- N.11Measure using a centimeter ruler
- N.12Which metric unit of weight is appropriate?

## Money

- O.1Names and values of common coins
- O.2Names and values of all coins
- O.3Count pennies, nickels, and dimes
- O.4Count pennies, nickels, dimes, and quarters
- O.5Equivalent coins I
- O.6Equivalent coins II
- O.7Money - word problems
- O.8Compare money amounts
- O.9Least number of coins
- O.10Purchases: do you have enough money?