# Math

## Pre-K skills

- Count shapes (up to 5)
- Compare groups (fewer or more)
- Light and heavy
- Wide and narrow
- Pennies, nickels, dimes, and quarters

#### See all 42 pre-K skills

## Kindergarten skills

- Count groups of ten
- Seasons
- Put numbers up to 10 in order
- Tall and short
- Count money - pennies, nickels, and dimes

#### See all 129 kindergarten skills

## First-grade skills

- Roman numerals I, V, X
- Addition sentences to 10 using number lines
- Adding doubles
- Subtraction facts - numbers up to 10
- Read a thermometer

#### See all 180 first-grade skills

## Second-grade skills

- Ordinal numbers up to 100th
- Growing patterns
- Fact families
- Time words: o'clock, half, quarter
- Which customary unit of volume is appropriate?

#### See all 247 second-grade skills

## Third-grade skills

- Multiply numbers ending in zeroes
- Create line plots
- Show fractions: fraction bars
- Identify equivalent fractions on number lines
- Find equivalent fractions using area models

#### See all 277 third-grade skills

## Fourth-grade skills

- Addition: fill in the missing digits
- Word problems with extra or missing information
- Numeric patterns: word problems
- Area of squares and rectangles
- Decompose fractions

#### See all 280 fourth-grade skills

## Fifth-grade skills

- Area of triangles
- Divide by powers of ten
- Greatest common factor
- Divide fractions by whole numbers
- Find start and end times: word problems

#### See all 310 fifth-grade skills

## Sixth-grade skills

- Evaluate exponents
- Estimate square roots
- Add integers
- Convert between customary and metric systems
- Find missing angles and side lengths in triangles and quadrilaterals

#### See all 289 sixth-grade skills

## Seventh-grade skills

- Multiply and divide integers
- Solve percent equations
- Similar figures and indirect measurement
- Model and solve equations using algebra tiles
- Distributive property

#### See all 256 seventh-grade skills

## Eighth-grade skills

- Estimate population size using proportions
- Scatter plots
- Converse of the Pythagorean theorem: is it a right triangle?
- Interior angles of polygons
- Multiply and divide monomials

#### See all 273 eighth-grade skills

## Algebra 1 skills

- Identify independent and dependent variables
- Write and solve inverse variation equations
- Slope-intercept form: write an equation
- Simplify radical expressions
- Add and subtract radical expressions

#### See all 275 Algebra 1 skills

## Geometry skills

- Exterior Angle Theorem
- Midsegments of triangles
- Triangle Inequality Theorem
- Similarity rules for triangles
- Inscribed angles

#### See all 202 Geometry skills

## Algebra 2 skills

- Multiply complex numbers
- Descartes' Rule of Signs
- Fundamental Theorem of Algebra
- Find the focus or directrix of a parabola
- Convert between radians and degrees

#### See all 288 Algebra 2 skills

## Precalculus skills

- Solve systems of linear inequalities by graphing
- Graph sine functions
- Find the modulus and argument of a complex number
- Graph a discrete probability distribution
- 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