# Math

## Kindergarten skills

- Count forward and backward - up to 10
- Count groups of ten
- Times of everyday events
- Put numbers up to 10 in order
- More or less likely

#### See all 147 kindergarten skills

## First-grade skills

- Addition word problems - sums to 10
- Simple fractions: what fraction does the shape show?
- Same shape
- Measure using objects
- Compare money amounts

#### See all 185 first-grade skills

## Second-grade skills

- Place value models - tens and ones
- Round to the nearest ten
- Guess the number
- Customary units of length: word problems
- Compare fractions using models

#### See all 257 second-grade skills

## Third-grade skills

- Multi-step word problems
- Estimate sums
- Compare and convert metric units of length
- Show fractions: fraction bars
- Identify fractions on number lines

#### See all 345 third-grade skills

## Fourth-grade skills

- Numeric patterns: word problems
- Area of squares and rectangles
- Patterns of equivalent fractions
- Decompose fractions
- Add and subtract decimals: word problems

#### See all 292 fourth-grade skills

## Fifth-grade skills

- Prime and composite numbers
- Multiply fractions by whole numbers using number lines
- Create line graphs
- Parts of a circle
- Area and perimeter of figures on grids

#### See all 322 fifth-grade skills

## Sixth-grade skills

- Divide fractions and mixed numbers
- Graph a two-variable equation
- Find missing angles and side lengths in triangles and quadrilaterals
- Volume of cubes and rectangular prisms
- Circle graphs with fractions

#### See all 304 sixth-grade skills

## Seventh-grade skills

- Multiply and divide integers
- Find the percent: tax, discount, and more
- Evaluate multi-variable expressions
- Find the slope from a graph
- Pythagorean theorem: word problems

#### See all 280 seventh-grade skills

## Eighth-grade skills

- Evaluate negative exponents
- Write equations for proportional relationships
- Convert rates and measurements: customary units
- Volume and surface area of similar solids
- Converse of the Pythagorean theorem: is it a right triangle?

#### See all 301 eighth-grade skills

## Algebra 1 skills

- Greatest possible error
- Identify independent and dependent variables
- Standard form: graph an equation
- Add and subtract radical expressions
- Simplify rational expressions

#### See all 287 Algebra 1 skills

## Geometry skills

- Perpendicular Bisector Theorem
- Exterior Angle Theorem
- Properties of kites
- Draw lines of symmetry
- Angles in inscribed quadrilaterals

#### See all 209 Geometry skills

## Algebra 2 skills

- Multiply complex numbers
- Write equations of ellipses in standard form from graphs
- Reference angles
- Trigonometric ratios in similar right triangles
- Law of Sines

#### See all 303 Algebra 2 skills

## Precalculus skills

- Solve systems of linear inequalities by graphing
- Introduction to the complex plane
- Find a recursive formula
- Introduction to sigma notation
- Find probabilities using the addition rule

#### See all 250 Precalculus skills

## Coming soon

We're constantly adding new skills and problem types for all grade levels! Learn more