# Math

## Pre-K skills

- Identify circles, squares, and triangles
- Count shapes (up to 5)
- Classify by color
- Light and heavy
- Wide and narrow

#### See all 57 pre-K skills

## Kindergarten skills

- Count groups of ten
- Addition with pictures - sums up to 5
- Subtract with pictures - numbers up to 5
- Put numbers up to 10 in order
- Holds more or less

#### See all 143 kindergarten skills

## First-grade skills

- Subtracting zero and all
- Estimate to the nearest ten
- Same shape
- Compare money amounts
- Certain, probable, unlikely, and impossible

#### See all 182 first-grade skills

## Second-grade skills

- Growing patterns
- Add and subtract numbers up to 100
- Round to the nearest ten
- Symmetry
- Compare fractions using models

#### See all 255 second-grade skills

## Third-grade skills

- Addition, subtraction, multiplication, and division word problems
- Multi-step word problems
- Compare and convert metric units of length
- Identify fractions on number lines
- Find equivalent fractions using area models

#### See all 342 third-grade skills

## Fourth-grade skills

- Divide larger numbers by 1-digit numbers: complete the table
- Add and subtract mixed customary units
- Use area and perimeter to determine cost
- Add up to 4 fractions with denominators of 10 and 100
- Calculate probability

#### See all 292 fourth-grade skills

## Sixth-grade skills

- Integers on number lines
- Add integers
- Add and subtract integers: find the sign
- Working with temperatures above and below zero
- Volume of cubes and rectangular prisms

#### See all 303 sixth-grade skills

## Seventh-grade skills

- Add and subtract integers
- Do the ratios form a proportion?
- Model and solve equations using algebra tiles
- Circles: calculate area, circumference, radius, and diameter
- Translations: find the coordinates

#### See all 278 seventh-grade skills

## Eighth-grade skills

- Write equations for proportional relationships
- Surface area of spheres
- Volume of cubes, prisms, and pyramids
- Distance between two points
- Add polynomials to find perimeter

#### See all 298 eighth-grade skills

## Algebra 1 skills

- Add and subtract matrices
- Slope-intercept form: write an equation
- Equations of horizontal and vertical lines
- Characteristics of quadratic functions
- Write linear, quadratic, and exponential functions

#### See all 285 Algebra 1 skills

## Geometry skills

- Hypotenuse-Leg Theorem
- Proving a quadrilateral is a parallelogram
- Triangle Proportionality Theorem
- Inscribed angles
- Angles in inscribed right triangles

#### See all 209 Geometry skills

## Algebra 2 skills

- Solve a system of equations in three variables using substitution
- Determinant of a matrix
- Graph circles
- Find the vertices of a hyperbola
- Law of Cosines

#### See all 303 Algebra 2 skills

## Precalculus skills

- Introduction to the complex plane
- Add and subtract three-dimensional vectors
- Find a recursive formula
- Introduction to sigma notation
- Identify discrete and continuous random variables

#### See all 250 Precalculus skills

## Coming soon

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