# Maths

## Junior-infants skills

- Identify circles, squares and triangles
- Represent numbers (up to 5)
- Above and below
- Wide and narrow
- Count 1c coins

#### See all 47 junior-infants skills

## Senior-infants skills

- Count forward and backward - up to 10
- Count groups of ten
- Holds more or less
- Relate planar and solid figures
- Geometry of everyday objects

#### See all 115 senior-infants skills

## First-class skills

- Related addition facts
- Addition facts - sums to 20
- Comparing numbers up to 100
- Certain, probable, unlikely and impossible
- Read a calendar

#### See all 180 first-class skills

## Second-class skills

- Greatest and least - word problems - up to 1,000
- Repeating patterns
- Addition word problems - up to two digits
- Place value models - tens and ones
- Flip, turn and slide

#### See all 226 second-class skills

## Third-class skills

- Convert between standard and expanded form
- Reflection, rotation and translation
- Estimate sums
- Reduce fractions to lowest terms
- Add and subtract decimals

#### See all 257 third-class skills

## Fourth-class skills

- Rounding
- Circle graphs
- Parallel, perpendicular, intersecting
- Patterns of equivalent fractions
- Decimal number lines

#### See all 211 fourth-class skills

## Fifth-class skills

- Least common multiple
- Multiply decimals and whole numbers
- Divide by powers of ten
- Create line graphs
- Stem-and-leaf plots

#### See all 246 fifth-class skills

## Sixth-class skills

- Evaluate exponents
- Prime factorisation
- Proportions
- Unit prices: which is the better buy?
- Classify quadrilaterals

#### See all 246 sixth-class skills

## First-year skills

- Put rational numbers in order
- Solve proportions
- Estimate tips
- Circles: calculate area, circumference, radius and diameter
- Pythagoras' theorem: find the length of the hypotenuse

#### See all 260 first-year skills

## Second-year skills

- Dilations: scale factor and classification
- Solve one-step inequalities
- Multiply monomials
- Divide monomials
- Quartiles

#### See all 269 second-year skills

## Third-year skills

- Greatest possible error
- Construct a congruent angle
- Solve a quadratic equation by factorising
- Solve a quadratic equation using the quadratic formula
- Write linear, quadratic and exponential functions

#### See all 243 third-year skills

## Transition year skills

- Complete the square
- Identify linear, quadratic and exponential functions from graphs
- Identify parallel, perpendicular and skew lines and planes
- Identify congruent figures
- Similarity rules for triangles

#### See all 256 transition-year skills

## Fifth-year skills

- Solve non-linear simultaneous equations
- Linear programming
- Composition of linear functions
- Reference angles
- Law of Cosines

#### See all 326 fifth-year skills

## Sixth-year skills

- Write equations of cosine functions using properties
- Graph complex numbers
- Find the modulus and argument of a complex number
- Find probabilities using two-way frequency tables
- Find probabilities using the binomial distribution

#### See all 206 sixth-year skills

## Coming soon

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