# Math

## Pre-K skills

- Identify circles, squares, and triangles
- Inside and outside
- Above and below
- Pennies, nickels, dimes, and quarters
- Count pennies

#### See all 48 pre-K skills

## Kindergarten skills

- Count forward and backward - up to 10
- Left, middle, and right
- Read clocks and write times
- Tall and short
- Geometry of everyday objects

#### See all 131 kindergarten skills

## First-grade skills

- Subtraction facts - numbers up to 10
- Read a thermometer
- Measure using an inch ruler
- Least number of coins
- Recognize patterns

#### See all 180 first-grade skills

## Second-grade skills

- Add and subtract numbers up to 100
- Place value models - tens and ones
- Which customary unit of volume is appropriate?
- Symmetry
- Compare fractions using models

#### See all 254 second-grade skills

## Third-grade skills

- Place value names
- Triangles: acute, right, and obtuse
- Show fractions: fraction bars
- Identify equivalent fractions on number lines
- Add and subtract decimals

#### See all 308 third-grade skills

## Fourth-grade skills

- Addition: fill in the missing digits
- Divide larger numbers by 1-digit numbers: complete the table
- Word problems with extra or missing information
- Coordinate graphs review
- Place values in decimal numbers

#### See all 290 fourth-grade skills

## Fifth-grade skills

- Area of triangles
- Multiply a decimal by a one-digit whole number
- Divide by powers of ten
- Least common multiple
- Percent of a number

#### See all 320 fifth-grade skills

## Sixth-grade skills

- GCF and LCM: word problems
- Divide fractions and mixed numbers
- Classify quadrilaterals
- Proportions
- Probability of dependent and independent events

#### See all 293 sixth-grade skills

## Seventh-grade skills

- Put rational numbers in order
- Square roots of perfect squares
- Solve percent equations
- Solve one-step linear equations
- Identify linear and nonlinear functions

#### See all 261 seventh-grade skills

## Eighth-grade skills

- Multiply numbers written in scientific notation
- Scatter plots
- Converse of the Pythagorean theorem: is it a right triangle?
- Interior angles of polygons
- Volume and surface area of spheres

#### See all 285 eighth-grade skills

## Algebra 1 skills

- Solve compound inequalities
- Identify functions: vertical line test
- Standard form: graph an equation
- Solve a system of equations by graphing
- Add and subtract radical expressions

#### See all 281 Algebra 1 skills

## Geometry skills

- Exterior Angle Theorem
- SSS, SAS, ASA, and AAS Theorems
- Midsegments of triangles
- Triangle Proportionality Theorem
- Angles in inscribed quadrilaterals

#### See all 209 Geometry skills

## Algebra 2 skills

- Inverse of a matrix
- Multiply complex numbers
- Power property of logarithms
- Solve exponential equations using common logarithms
- Convert between radians and degrees

#### See all 298 Algebra 2 skills

## Precalculus skills

- Pascal's triangle
- Graph sine functions
- Find the modulus and argument of a complex number
- Find a recursive formula
- Convergent and divergent geometric series

#### See all 237 Precalculus skills

## Coming soon

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