# Math

## Pre-K skills

- Identify circles, squares, and triangles
- Count shapes (up to 5)
- Represent numbers (up to 5)
- Top and bottom
- Light and heavy

#### See all 42 pre-K skills

## First-grade skills

- Counting - up to 100
- Counting on the hundred chart
- Adding three numbers
- Compare money amounts
- Least number of coins

#### See all 180 first-grade skills

## Second-grade skills

- Identify repeated addition in arrays: sums to 10
- Add and subtract numbers up to 100
- Making change
- Compare clocks
- Perimeter - word problems

#### See all 247 second-grade skills

## Third-grade skills

- Multiplication - facts to 12
- Relate addition and multiplication
- Estimate sums
- Create line plots
- Add and subtract decimals

#### See all 277 third-grade skills

## Fourth-grade skills

- Addition: fill in the missing digits
- Word problems with extra or missing information
- Circle graphs
- Open and closed shapes and qualities of polygons
- Patterns of equivalent fractions

#### See all 279 fourth-grade skills

## Fifth-grade skills

- Prime and composite numbers
- Multiply fractions - with models
- Write variable expressions
- Sale prices
- Ratios: word problems

#### See all 309 fifth-grade skills

## Sixth-grade skills

- Estimate square roots
- Unit prices: which is the better buy?
- Integer addition and subtraction rules
- Divide fractions and mixed numbers
- Scale drawings

#### See all 288 sixth-grade skills

## Seventh-grade skills

- Understanding negative exponents
- Do the ratios form a proportion?
- Estimate tips
- Model and solve equations using algebra tiles
- Experimental probability

#### See all 255 seventh-grade skills

## Eighth-grade skills

- Evaluate negative exponents
- Volume of prisms and cylinders
- Solve equations involving like terms
- Graph a line using slope
- Quartiles

#### See all 272 eighth-grade skills

## Algebra 1 skills

- Greatest possible error
- Graph solutions to one-step linear inequalities
- Add and subtract matrices
- Factor polynomials
- Simplify rational expressions

#### See all 275 Algebra 1 skills

## Geometry skills

- Triangle Angle-Sum Theorem
- Exterior Angle Theorem
- Truth tables
- Congruency in isosceles and equilateral triangles
- Angles in inscribed quadrilaterals

#### See all 202 Geometry skills

## Algebra 2 skills

- Solve matrix equations using inverses
- Fundamental Theorem of Algebra
- Find the vertex of a parabola
- Find the focus or directrix of a parabola
- Law of Cosines

#### See all 287 Algebra 2 skills

## Precalculus skills

- Find inverse functions and relations
- Match quadratic functions and graphs
- Graph a resultant vector using the triangle method
- Find probabilities using the addition rule
- Use normal distributions to approximate binomial distributions

#### See all 214 Precalculus skills

## Coming soon

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