# Math

## Addition

- Addition word problems - sums to 18
- Add two two-digit numbers - without regrouping
- Add three or more integers

#### See all 284 skills

## Decimals

- What decimal number is illustrated?
- Repeating decimals
- Estimate sums, differences, and products of decimals

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## Estimation

- Estimate sums, differences, products, and quotients: word problems
- Estimate customary measurements
- Estimate metric measurements

#### See all 93 skills

## Geometry and spatial reasoning

- Perimeter
- Volume and surface area of spheres
- Construct the midpoint or perpendicular bisector of a segment

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## Measurement

- Measure using an inch ruler
- Compare and convert customary units of length
- Multiply and divide mixed customary units

#### See all 131 skills

## Mixed operations

- Addition and subtraction word problems
- Fact families
- Add, subtract, multiply, and divide decimals: word problems

#### See all 211 skills

## Money and consumer math

- Least number of coins
- Find the number of each type of coin
- Percent of a number: tax, discount, and more

#### See all 121 skills

## Multiplication

- Multiply 1-digit numbers by larger numbers
- Multiply decimals and whole numbers: word problems
- Multiply fractions by whole numbers using number lines

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## Place values

- Identify the digit in the ones, tens, hundreds, or thousands place
- Place value models
- Place value word problems

#### See all 62 skills

## Subtraction

- Subtract two two-digit numbers - with regrouping
- Subtraction: fill in the missing digits
- Subtract integers