# Math

## Pre-K skills

- Count dots (up to 3)
- Count shapes (up to 5)
- Compare groups (fewer or more)
- Classify by color
- Long and short

#### See all 43 pre-K skills

## Kindergarten skills

- Count groups of ten
- Times of everyday events
- More or less likely
- Holds more or less
- Geometry of everyday objects

#### See all 130 kindergarten skills

## First-grade skills

- Addition facts - sums to 20
- Simple fractions: what fraction does the shape show?
- Same shape
- Compare money amounts
- Months of the year

#### See all 180 first-grade skills

## Second-grade skills

- How much more to make a dollar?
- Making change
- Customary units of length: word problems
- Flip, turn, and slide
- Fraction word problems

#### See all 247 second-grade skills

## Third-grade skills

- Place value names
- Multiply numbers ending in zeroes
- Similar and congruent
- Add and subtract decimals
- Mean, median, mode, and range

#### See all 290 third-grade skills

## Fourth-grade skills

- Simplify expressions using order of operations and parentheses
- Coordinate graphs review
- Convert between metric and customary units
- Area of squares and rectangles
- Rotational symmetry

#### See all 287 fourth-grade skills

## Fifth-grade skills

- Understanding integers
- Nets of 3-dimensional figures
- Convert fractions to decimals
- Stem-and-leaf plots
- Percent of a number

#### See all 319 fifth-grade skills

## Sixth-grade skills

- Compare and order integers
- Add integers
- Prime factorization
- Complementary and supplementary angles
- Find missing angles and side lengths in triangles and quadrilaterals

#### See all 291 sixth-grade skills

## Seventh-grade skills

- Multiply and divide integers
- Solve percent equations
- Circles: calculate area, circumference, radius, and diameter
- Translations: find the coordinates
- Distributive property

#### See all 259 seventh-grade skills

## Eighth-grade skills

- Write an equation for a proportional relationship
- Convert rates and measurements: customary units
- Converse of the Pythagorean theorem: is it a right triangle?
- Write variable expressions for arithmetic sequences
- Add polynomials to find perimeter

#### See all 275 eighth-grade skills

## Algebra 1 skills

- Solve compound inequalities
- Identify functions: vertical line test
- Write and solve inverse variation equations
- Solve a system of equations by graphing
- Characteristics of quadratic functions

#### See all 276 Algebra 1 skills

## Geometry skills

- Perpendicular Bisector Theorem
- Triangle Angle-Sum Theorem
- Interior angles of polygons
- Triangle Inequality Theorem
- Inscribed angles

#### See all 202 Geometry skills

## Algebra 2 skills

- Solve matrix equations using inverses
- Nth roots
- Quotient property of logarithms
- Find the foci of an ellipse
- Write equations of ellipses in standard form from graphs

#### See all 291 Algebra 2 skills

## Precalculus skills

- Find the eccentricity of an ellipse
- Find the modulus and argument of a complex number
- Find a unit vector
- Find a recursive formula
- Find probabilities using the binomial distribution

#### See all 217 Precalculus skills

## Coming soon

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