# Math

## Pre-K skills

- Count shapes (up to 5)
- Compare groups (fewer or more)
- Inside and outside
- Classify by color
- Count pennies

#### See all 43 pre-K skills

## Kindergarten skills

- Count forward and backward - up to 10
- Skip-count by fives
- Similar patterns
- Making graphs
- Count money - pennies, nickels, and dimes

#### See all 130 kindergarten skills

## First-grade skills

- Addition sentences to 10 using number lines
- Subtraction word problems - one-digit numbers
- Subtracting zero and all
- Ten more or less
- Comparing numbers up to 100

#### See all 180 first-grade skills

## Second-grade skills

- Greatest and least - word problems - up to 1,000
- Round to the nearest ten
- Guess the number
- Time words: o'clock, half, quarter
- Customary units of length: word problems

#### See all 247 second-grade skills

## Third-grade skills

- Place value names
- Reflection, rotation, and translation
- Show fractions: area models
- Identify equivalent fractions on number lines
- Mean, median, mode, and range

#### See all 290 third-grade skills

## Fourth-grade skills

- Word problems with extra or missing information
- Numeric patterns: word problems
- Time zones
- Open and closed shapes and qualities of polygons
- Use area and perimeter to determine cost

#### See all 287 fourth-grade skills

## Fifth-grade skills

- Area of triangles
- Convert fractions to decimals
- Multiply a decimal by a one-digit whole number
- Write variable expressions
- Coordinate graphs as maps

#### See all 319 fifth-grade skills

## Sixth-grade skills

- Evaluate exponents
- Integer addition and subtraction rules
- Divide fractions and mixed numbers
- Classify quadrilaterals
- Find missing angles and side lengths in triangles and quadrilaterals

#### See all 291 sixth-grade skills

## Seventh-grade skills

- Add and subtract integers
- Understanding negative exponents
- Square roots of perfect squares
- Reflections: graph the image
- Distributive property

#### See all 259 seventh-grade skills

## Eighth-grade skills

- Multiplication and division with exponents
- Rate of change
- Converse of the Pythagorean theorem: is it a right triangle?
- Rotations: graph the image
- Solutions to variable inequalities

#### See all 275 eighth-grade skills

## Algebra 1 skills

- Solve compound inequalities
- Slope-intercept form: write an equation
- Solve a system of equations by graphing
- Characteristics of quadratic functions
- Add and subtract radical expressions

#### See all 276 Algebra 1 skills

## Geometry skills

- Construct the midpoint or perpendicular bisector of a segment
- Midsegments of triangles
- Similar triangles and similarity transformations
- Tangent lines
- Angles in inscribed quadrilaterals

#### See all 202 Geometry skills

## Algebra 2 skills

- Graph a quadratic function
- Divide polynomials using synthetic division
- Graph circles
- Find the foci of a hyperbola
- Symmetry and periodicity of trigonometric functions

#### See all 291 Algebra 2 skills

## Precalculus skills

- Inverse of a 3 x 3 matrix
- Write equations of cosine functions using properties
- Find the eccentricity of an ellipse
- Find a unit vector
- Identify discrete and continuous random variables

#### See all 217 Precalculus skills

## Coming soon

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