# Math

## Kindergarten skills

- Count forward and backward - up to 10
- Skip-count by fives
- Subtract with pictures - numbers up to 5
- Left, middle, and right
- Times of everyday events

#### See all 143 kindergarten skills

## Second-grade skills

- Growing patterns
- Identify repeated addition in arrays: sums to 10
- Time words: o'clock, half, quarter
- Customary units of length: word problems
- Perimeter - word problems

#### See all 255 second-grade skills

## Third-grade skills

- Convert between standard and expanded form
- Relate addition and multiplication
- Compare and convert metric units of length
- Reflection, rotation, and translation
- Find equivalent fractions using area models

#### See all 342 third-grade skills

## Fourth-grade skills

- Rounding
- Divide larger numbers by 1-digit numbers: complete the table
- Convert between metric and customary units
- Use area and perimeter to determine cost
- Patterns of equivalent fractions

#### See all 292 fourth-grade skills

## Fifth-grade skills

- Least common multiple
- Convert fractions to decimals
- Multiply fractions by whole numbers using number lines
- Multiply two fractions using models
- Parts of a circle

#### See all 322 fifth-grade skills

## Sixth-grade skills

- Integers on number lines
- Convert between customary and metric systems
- Unit prices: which is the better buy?
- Evaluate variable expressions with whole numbers
- Find missing angles and side lengths in triangles and quadrilaterals

#### See all 303 sixth-grade skills

## Seventh-grade skills

- Solve percent equations
- Arithmetic sequences
- Similar figures and indirect measurement
- Circles: calculate area, circumference, radius, and diameter
- Experimental probability

#### See all 278 seventh-grade skills

## Eighth-grade skills

- Factors
- Evaluate negative exponents
- Interior angles of polygons
- Converse of the Pythagorean theorem: is it a right triangle?
- Graph a linear equation

#### See all 298 eighth-grade skills

## Algebra 1 skills

- Solve compound inequalities
- Solve absolute value inequalities
- Write direct variation equations
- Classify a system of equations
- Simplify radical expressions

#### See all 285 Algebra 1 skills

## Geometry skills

- Truth tables
- Converses, inverses, and contrapositives
- Hypotenuse-Leg Theorem
- Properties of trapezoids
- Draw lines of symmetry

#### See all 209 Geometry skills

## Algebra 2 skills

- Determinant of a matrix
- Divide polynomials using synthetic division
- Quotient property of logarithms
- Convert between radians and degrees
- Trigonometric ratios in similar right triangles

#### See all 303 Algebra 2 skills

## Precalculus skills

- Find the eccentricity of an ellipse
- Graph complex numbers
- Find a unit vector
- Graph a resultant vector using the triangle method
- Expected values of random variables

#### See all 250 Precalculus skills

## Coming soon

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