# Maths

## Junior-infants skills

- Identify circles, squares and triangles
- Inside and outside
- Same and different
- Classify shapes by colour
- Long and short

#### See all 62 junior-infants skills

## Senior-infants skills

- Count forward and backward - up to 10
- Seasons
- Count money - 1c, 2c and 5c coins
- Relate planar and solid figures
- Geometry of everyday objects I

#### See all 155 senior-infants skills

## First-class skills

- Roman numerals I, V, X
- Addition facts - sums up to 20
- Subtraction facts - numbers up to 10
- Same shape
- Ten more or less

#### See all 200 first-class skills

## Second-class skills

- Greatest and least - word problems - up to 1,000
- Place value models - tens and ones
- Create pictographs
- Compare fractions using models
- Add and subtract numbers up to 100

#### See all 230 second-class skills

## Third-class skills

- Multiplication tables up to 12
- Addition, subtraction, multiplication and division word problems
- Estimate sums
- What decimal number is illustrated?
- Mean and mode

#### See all 267 third-class skills

## Fourth-class skills

- Word problems with extra or missing information
- Rotational symmetry
- Patterns of equivalent fractions
- Order fractions
- Decimal number lines

#### See all 215 fourth-class skills

## Fifth-class skills

- Divide by powers of ten
- Write variable expressions
- Create line graphs
- Stem-and-leaf plots
- Find start and end times: word problems

#### See all 247 fifth-class skills

## Sixth-class skills

- Evaluate exponents
- Compare and order integers
- Unit rates and equivalent rates
- Compare temperatures above and below zero
- Which is the better coupon?

#### See all 256 sixth-class skills

## First-year skills

- Square roots of perfect squares
- Solve proportions
- Arithmetic sequences
- Perimeter, area and volume: changes in scale
- Reflections: graph the image

#### See all 272 first-year skills

## Second-year skills

- Write variable expressions for arithmetic sequences
- Solve one-step inequalities
- Divide monomials
- Multiply polynomials
- Scatter plots

#### See all 281 second-year skills

## Third-year skills

- Identify independent and dependent variables
- Identify functions: vertical line test
- Solve a quadratic equation by factorising
- Solve a quadratic equation using the quadratic formula
- Simplify rational expressions

#### See all 251 third-year skills

## Transition year skills

- Identify parallel, perpendicular and skew lines and planes
- Area and perimeter in the coordinate plane I
- Identify congruent figures
- Dilations and parallel lines
- Geometric probability

#### See all 264 transition-year skills

## Fifth-year skills

- Multiply complex numbers
- Divide polynomials using synthetic division
- Symmetry and periodicity of trigonometric functions
- Graph circles
- Construct the inscribed or circumscribed circle of a triangle

#### See all 328 fifth-year skills

## Sixth-year skills

- Pascal's triangle
- Convergent and divergent geometric series
- Find conditional probabilities
- Find probabilities using the addition rule
- Use normal distributions to approximate binomial distributions

#### See all 209 sixth-year skills

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