# Maths

## Junior-infants skills

- Identify circles, squares and triangles
- Count dots (up to 3)
- Represent numbers (up to 5)
- Light and heavy
- Wide and narrow

#### See all 41 junior-infants skills

## First-class skills

- Counting tens and ones - up to 99
- Ordinal numbers
- Related addition facts
- Subtracting zero and all
- Certain, probable, unlikely and impossible

#### See all 170 first-class skills

## Second-class skills

- Add multiples of 10
- Addition word problems - up to two digits
- How much more to make one euro?
- Compare clocks
- Flip, turn and slide

#### See all 213 second-class skills

## Third-class skills

- Convert between standard and expanded form
- Multiplication - facts to 12
- Multiply numbers ending in zeroes
- Multi-step word problems
- Equivalent fractions: type the missing numerator or denominator

#### See all 199 third-class skills

## Fourth-class skills

- Rounding
- Parallel, perpendicular, intersecting
- Put fractions in order
- Place values in decimal numbers
- Add and subtract decimals: word problems

#### See all 184 fourth-class skills

## Fifth-class skills

- Area and perimeter of irregular figures
- Divide by powers of ten
- Least common multiple
- Write variable expressions
- Stem-and-leaf plots

#### See all 227 fifth-class skills

## Sixth-class skills

- Number lines with integers
- Which is the better coupon?
- Percents - calculate tip, mark-up and more
- Working with temperatures above and below zero
- Unit rates and equivalent rates

#### See all 242 sixth-class skills

## First-year skills

- Add and subtract integers
- Reflections: graph the image
- Complete a function table
- Graph a line from an equation
- Make predictions

#### See all 247 first-year skills

## Second-year skills

- Rate of change
- Distance between two points
- Write variable expressions for arithmetic sequences
- Find the slope of a graph
- Divide monomials

#### See all 258 second-year skills

## Third-year skills

- Identify independent and dependent variables
- Slope-intercept form: write an equation
- Solve simultaneous equations by graphing
- Solve simultaneous equations using substitution
- Simplify rational expressions

#### See all 236 third-year skills

## Transition year skills

- Multiply radical expressions
- Identify parallel, perpendicular and skew lines and planes
- Transformations that carry a polygon onto itself
- Similarity rules for triangles
- Construct a tangent line to a circle

#### See all 247 transition-year skills

## Fifth-year skills

- Solve simultaneous equations in three variables using substitution
- Law of Cosines
- Symmetry and periodicity of trigonometric functions
- Write equations of circles in standard form using properties
- Graph circles

#### See all 263 fifth-year skills

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