# Math

## Pre-K skills

- Identify circles, squares, and triangles
- Count shapes (up to 5)
- Same and different
- Wide and narrow
- Pennies, nickels, dimes, and quarters

#### See all 42 pre-K skills

## Kindergarten skills

- Count forward and backward - up to 10
- Subtract with pictures - numbers up to 5
- Left, middle, and right
- Seasons
- More or less likely

#### See all 129 kindergarten skills

## First-grade skills

- Adding three numbers
- Addition facts - sums to 20
- Subtracting zero and all
- Estimate to the nearest ten
- Simple fractions: what fraction does the shape show?

#### See all 180 first-grade skills

## Second-grade skills

- Skip-counting puzzles
- Ways to make a number using subtraction
- Fact families
- Place value models - tens and ones
- Guess the number

#### See all 247 second-grade skills

## Third-grade skills

- Convert between standard and expanded form
- Multiply numbers ending in zeroes
- Multi-step word problems
- Estimate sums
- Add and subtract money amounts

#### See all 277 third-grade skills

## Fourth-grade skills

- Simplify expressions using order of operations and parentheses
- Add and subtract mixed customary units
- Area of squares and rectangles
- Parallel, perpendicular, intersecting
- Place values in decimal numbers

#### See all 279 fourth-grade skills

## Fifth-grade skills

- Convert fractions to decimals
- Prime and composite numbers
- Multiply fractions by whole numbers: word problems
- Stem-and-leaf plots
- Unit prices

#### See all 309 fifth-grade skills

## Sixth-grade skills

- Unit prices: which is the better buy?
- Percents - calculate tax, tip, mark-up, and more
- Add integers
- Graph linear functions
- Proportions

#### See all 288 sixth-grade skills

## Seventh-grade skills

- Put rational numbers in order
- Create histograms
- Reflections: graph the image
- Evaluate multi-variable expressions
- Make predictions

#### See all 255 seventh-grade skills

## Eighth-grade skills

- Cube roots of perfect cubes
- Simple interest
- Write variable expressions for arithmetic sequences
- Solve two-step linear equations
- Add polynomials to find perimeter

#### See all 272 eighth-grade skills

## Algebra 1 skills

- Solve compound inequalities
- Solve absolute value inequalities
- Write and solve inverse variation equations
- Linear inequalities: word problems
- Rational functions: asymptotes and excluded values

#### See all 275 Algebra 1 skills

## Geometry skills

- Interior angles of polygons
- Congruency in isosceles and equilateral triangles
- Triangle Inequality Theorem
- Properties of rhombuses
- Perimeter of polygons with an inscribed circle

#### See all 202 Geometry skills

## Algebra 2 skills

- Solve a system of equations in three variables using substitution
- Solve a non-linear system of equations
- Graph a quadratic function
- Descartes' Rule of Signs
- Find the vertices of a hyperbola

#### See all 287 Algebra 2 skills

## Precalculus skills

- Solve systems of linear inequalities by graphing
- Find the modulus and argument of a complex number
- Graph a resultant vector using the triangle method
- Introduction to sigma notation
- Find probabilities using two-way frequency tables

#### See all 214 Precalculus skills

## Coming soon

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