No Drama Koala
No Drama KoalaMaths Games & Resources
4.NF.A.1Grade 4Common Core State Standards

Equivalent fractions

Explain why a fraction a/b is equivalent to a fraction (n×a)/(n×b) by using visual fraction models; generate equivalent fractions.

8 free games for this standard

Fraction Categorisation

Categorisation
Yr 3–Yr 5

Fraction Categorisation

Equivalence & SimplifyingRepresentation TranslatorMisconception Buster

Drag fraction cards shown as pie charts, bars, and symbols into matching piles. Group all the equivalent fractions together to clear the board.

Recognise equivalent visual representations of fractions

Compare and order fractions with the same denominator

Developing
4 levels

Fraction Domino Loop

Domino Loop
Yr 3–Yr 5

Fraction Domino Loop

Equivalence & SimplifyingPractice AutomatorExtension Challenge

Connect fraction dominos in a chain by matching equivalent values. Complete the loop to win. Each domino has two fraction halves -- find the perfect connections.

Recognise equivalent fractions using visual models

Rename fractions with common denominators

Proficient
4 levels

Equivalent Fractions Quiz

Visual Quiz
Yr 4–Yr 6

Equivalent Fractions Quiz

Equivalence & SimplifyingQuick CheckPractice Automator

See a fraction shown visually and pick the matching answer. Multiple representations test true understanding, not just memorisation.

Recognise equivalent fractions using visual models

Rename fractions with common denominators

Proficient
4 levels

Simplify Snap

Card Snap
Yr 3–Yr 5

Simplify Snap

Equivalence & SimplifyingPractice Automator

Two fraction cards flip. Hit SNAP if one is the simplified form of the other! Builds fluency with simplifying fractions.

Simplify fractions to their lowest terms

Proficient
4 levels

Fraction Families Sort

Categorisation
Yr 3–Yr 5

Fraction Families Sort

Equivalence & SimplifyingConcept BuilderRepresentation Translator

Drag equivalent fractions into family groups. All the halves go together (1/2, 2/4, 3/6...), all the thirds, and so on.

Group fractions into equivalent families

Proficient
4 levels

Simplify Builder

Visual Builder
Yr 4–Yr 5

Simplify Builder

Equivalence & SimplifyingConcept Builder

Given a fraction like 6/8, use the builder to find the simplest form. Adjust numerator and denominator while watching the visual model stay the same size.

Simplify fractions to lowest terms using common factors

Extending
4 levels

Error Detective: Equivalence

Visual Quiz
Yr 3–Yr 5

Error Detective: Equivalence

Equivalence & SimplifyingMisconception Buster

A student made a mistake with equivalent fractions. Can you spot the error? Read their working and find what went wrong.

Identify and explain errors in equivalence reasoning

Proficient
4 levels

Simplify Detective

Visual Quiz
Yr 4–Yr 6

Simplify Detective

Naming & Writing FractionsMisconception Buster

Spot wrong simplifications and equivalences. Find the mistake! Builds deep understanding of why fractions are equivalent.

Identify and correct errors in fraction simplification

Proficient
4 levels