# Math

## Kindergarten skills

- Fewer, more, and equal
- Left, middle, and right
- Identify halves, thirds, fourths
- Seasons
- Relate planar and solid figures

#### See all 131 kindergarten skills

## First-grade skills

- Counting tens and ones - up to 99
- Even and odd numbers on number lines
- Adding doubles
- Subtraction facts - numbers up to 10
- Measure using objects

#### See all 180 first-grade skills

## Second-grade skills

- Put numbers up to 1,000 in order
- Add and subtract numbers up to 100
- Making change
- Create pictographs
- Which line graph is correct?

#### See all 254 second-grade skills

## Third-grade skills

- Relate addition and multiplication
- Estimate sums
- Compare and convert metric units of length
- Identify fractions on number lines
- Add and subtract decimals

#### See all 308 third-grade skills

## Fourth-grade skills

- Coordinate graphs review
- Convert between metric and customary units
- Parallel, perpendicular, intersecting
- Compare fractions using benchmarks
- Calculate probability

#### See all 290 fourth-grade skills

## Fifth-grade skills

- Understanding integers
- Parts of a circle
- Area and perimeter of irregular figures
- Subtract fractions with unlike denominators
- Unit prices

#### See all 320 fifth-grade skills

## Sixth-grade skills

- Integers on number lines
- Compare and order integers
- Prime factorization
- Add and subtract like terms
- Scale drawings

#### See all 293 sixth-grade skills

## Seventh-grade skills

- Add and subtract integers
- Understanding negative exponents
- Similar figures and indirect measurement
- Perimeter, area, and volume: changes in scale
- Pythagorean theorem: word problems

#### See all 261 seventh-grade skills

## Eighth-grade skills

- Cube roots of perfect cubes
- Multiply numbers written in scientific notation
- Rate of change
- Converse of the Pythagorean theorem: is it a right triangle?
- Quartiles

#### See all 285 eighth-grade skills

## Algebra 1 skills

- Add and subtract matrices
- Solve a system of equations by graphing
- Classify a system of equations
- Match exponential functions and graphs
- Simplify rational expressions

#### See all 281 Algebra 1 skills

## Geometry skills

- Perpendicular Bisector Theorem
- Proving a quadrilateral is a parallelogram
- Tangent lines
- Inscribed angles
- Angles in inscribed right triangles

#### See all 209 Geometry skills

## Algebra 2 skills

- Solve a non-linear system of equations
- Fundamental Theorem of Algebra
- Composition of linear functions
- Find the focus or directrix of a parabola
- Write equations of ellipses in standard form from graphs

#### See all 298 Algebra 2 skills

## Precalculus skills

- Rational root theorem
- Factor sums and differences of cubes
- Find the modulus and argument of a complex number
- Find conditional probabilities
- Expected values of random variables

#### See all 237 Precalculus skills

## Coming soon

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