No Drama Koala
No Drama KoalaMaths Games & Resources
4.NF.C.6Grade 4Common Core State Standards

Decimal notation for fractions

Use decimal notation for fractions with denominators 10 or 100; locate decimals on a number line.

12 free games for this standard

Decimal-Fraction Snap

Card Snap
Yr 4–Yr 6

Decimal-Fraction Snap

Fraction-Decimal ConnectionPractice AutomatorRepresentation Translator

A snap game matching decimals to their fraction equivalents. Builds fluency with conversions between the two forms.

Make connections between fraction and decimal notation

Developing
4 levels

Tenths Introduction

Shape Fill
Yr 4–Yr 5

Tenths Introduction

Decimal Place ValueConcept Builder

Shade parts of a 10-strip to match the decimal shown. See how 0.3 means 3 out of 10 parts. The visual entry point to decimals.

Understand tenths as decimal fractions

Proficient
4 levels

Hundredths Introduction

Shape Fill
Yr 4–Yr 5

Hundredths Introduction

Decimal Place ValueConcept Builder

Shade parts of a 100-grid to match decimals like 0.35. See how hundredths relate to tenths and build decimal place value understanding.

Understand hundredths as decimal fractions

Proficient
4 levels

Fraction-Decimal Match

Memory Match
Yr 4–Yr 5

Fraction-Decimal Match

Fraction-Decimal ConnectionConcept BuilderRepresentation Translator

A memory game matching fractions to their decimal equivalents. Flip cards and find pairs like 1/4 and 0.25.

Match fractions to their decimal equivalents

Proficient
4 levels

Fraction to Decimal Quiz

Visual Quiz
Yr 5–Yr 6

Fraction to Decimal Quiz

Fraction-Decimal ConnectionPractice Automator

Convert fractions to decimals. Start with simple ones like 1/2 = 0.5 and work up to trickier conversions like 3/8 = 0.375.

Convert fractions to decimals

Extending
4 levels

Decimal to Fraction Quiz

Visual Quiz
Yr 5–Yr 6

Decimal to Fraction Quiz

Fraction-Decimal ConnectionPractice Automator

Convert decimals to fractions in simplest form. 0.6 = 3/5, not 6/10! Builds conversion and simplifying fluency.

Convert decimals to fractions in simplest form

Extending
4 levels

Benchmark Values Sort

Categorisation
Yr 4–Yr 6

Benchmark Values Sort

Fraction-Decimal ConnectionConcept BuilderRepresentation Translator

Sort fractions, decimals, and percentages into groups of equivalent benchmark values. Match 1/2 with 0.5 and 50% by sorting cards.

Recognise benchmark fraction-decimal-percent equivalences

Proficient
4 levels

FD Number Line

Drag & Drop
Yr 5–Yr 7

FD Number Line

Fraction-Decimal ConnectionRepresentation TranslatorStrategy Builder

Place fractions AND decimals on the same number line. See how they share the same positions. Builds cross-representation fluency.

Place fractions and decimals on the same number line

Extending
4 levels

Conversion Domino

Domino Loop
Yr 5–Yr 7

Conversion Domino

Fraction-Decimal ConnectionPractice Automator

Chain dominoes where one half is a fraction and the other is a decimal. Match 1/4 to 0.25, 3/5 to 0.6, and so on.

Convert fluently between fractions and decimals

Extending
4 levels

Decimal Partition

Visual Builder
Yr 4

Decimal Partition

Comparing & Ordering DecimalsConcept Builder

Cut shapes into 10 equal parts to see tenths visually. Connects partitioning to decimal notation.

Partition shapes into tenths and connect to decimal notation

Developing
4 levels

Decimal Number Line Slider

Drag & Drop
Yr 4–Yr 6

Decimal Number Line Slider

Comparing & Ordering DecimalsPractice

Drag the slider to place decimals on a number line. Click-hold-drag interaction for maximum engagement.

Place decimals accurately on a number line

Proficient
4 levels

Decimal Detective

Visual Quiz
Yr 4–Yr 6

Decimal Detective

Decimal Place ValueMisconception Buster

Spot wrong decimal-fraction conversions. Tackles the misconception that 0.5 = 1/5.

Identify and correct errors in decimal-fraction conversions

Proficient
4 levels