# Math

## Pre-K skills

- Identify circles, squares, and triangles
- Represent numbers (up to 5)
- Classify by color
- Wide and narrow
- Pennies, nickels, dimes, and quarters

#### See all 42 pre-K skills

## Kindergarten skills

- Fewer, equal, and more
- Read clocks and write times
- Times of everyday events
- Count money - pennies, nickels, and dimes
- Relate planar and solid figures

#### See all 129 kindergarten skills

## First-grade skills

- Counting tens and ones - up to 99
- Addition facts - sums to 20
- Ten more or less
- Comparing numbers up to 100
- Same shape

#### See all 180 first-grade skills

## Second-grade skills

- Counting patterns - up to 1,000
- Ordinal numbers up to 100th
- Add and subtract numbers up to 100
- Customary units of length: word problems
- Which customary unit of volume is appropriate?

#### See all 247 second-grade skills

## Third-grade skills

- Place value names
- Show fractions: fraction bars
- Show fractions: area models
- Add and subtract decimals
- Mean, median, mode, and range

#### See all 277 third-grade skills

## Fourth-grade skills

- Addition: fill in the missing digits
- Use area and perimeter to determine cost
- Patterns of equivalent fractions
- Compare fractions using benchmarks
- Order fractions

#### See all 279 fourth-grade skills

## Fifth-grade skills

- Understanding integers
- Area and perimeter of irregular figures
- Multiply fractions by whole numbers using number lines
- Divide fractions by whole numbers
- Write variable expressions

#### See all 309 fifth-grade skills

## Sixth-grade skills

- Percents - calculate tax, tip, mark-up, and more
- Add integers
- Create double bar graphs
- Divide fractions by whole numbers in recipes
- Unit rates and equivalent rates

#### See all 288 sixth-grade skills

## Seventh-grade skills

- Scientific notation
- Add and subtract integers
- Solve percent equations
- Pythagorean theorem: word problems
- Find the slope of a graph

#### See all 255 seventh-grade skills

## Eighth-grade skills

- Evaluate negative exponents
- Scale drawings and scale factors
- Converse of the Pythagorean theorem: is it a right triangle?
- Distance between two points
- Interior angles of polygons

#### See all 272 eighth-grade skills

## Algebra 1 skills

- Greatest possible error
- Identify functions: vertical line test
- Characteristics of quadratic functions
- Solve a quadratic equation using the quadratic formula
- Add and subtract radical expressions

#### See all 275 Algebra 1 skills

## Geometry skills

- Triangle Angle-Sum Theorem
- Exterior Angle Theorem
- Properties of trapezoids
- Similar triangles and similarity transformations
- Perimeter of polygons with an inscribed circle

#### See all 202 Geometry skills

## Algebra 2 skills

- Linear programming
- Determinant of a matrix
- Solve matrix equations using inverses
- Divide polynomials using synthetic division
- Descartes' Rule of Signs

#### See all 287 Algebra 2 skills

## Precalculus skills

- Graph complex numbers
- Match polar equations and graphs
- Find probabilities using two-way frequency tables
- Identify discrete and continuous random variables
- Use normal distributions to approximate binomial distributions

#### See all 214 Precalculus skills

## Coming soon

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