Number

Fractions & Decimals — All Four Operations

1

Match Fractions to Decimals

Draw a line to match each fraction to its decimal equivalent.

1/2
1/4
3/4
1/5
2/5
0.4
0.75
0.5
0.2
0.25
3

Adding Fractions — Same Denominator

Circle the correct answer.

1/5 + 2/5

3/5
3/10
1/5

2/7 + 3/7

5/7
5/14
6/7

3/8 + 1/8

4/8 = 1/2
4/16
2/8

5/9 + 2/9

7/9
7/18
3/9
4

Adding Fractions — Different Denominators

Circle the correct answer.

1/2 + 1/4

3/4
2/6
1/2

2/3 + 1/6

5/6
3/9
1/2

3/4 + 1/8

7/8
4/12
4/8

1/3 + 1/2

5/6
2/5
2/6
5

Subtracting Fractions

Circle the correct answer.

3/4 − 1/4

1/2
2/0
1/4

5/6 − 1/3

1/2
4/3
4/6

1 − 3/8

5/8
3/8
2/5

7/10 − 2/5

3/10
5/5
1/5
TipAlways find a common denominator before subtracting. Never subtract the denominators.
7

Multiplying Fractions

Multiply across: (a/b) × (c/d) = (a×c)/(b×d). Circle the correct answer.

1/2 × 2/3

1/3
3/5
2/5

3/4 × 2/5

3/10
5/9
1/5

2/3 × 3/4

1/2
5/7
6/7

4/5 × 5/8

1/2
9/13
4/8
8

Adding & Subtracting Decimals

Circle the correct answer.

3.6 + 1.75

5.35
4.85
5.11

8.4 − 2.65

5.75
6.25
5.85

0.48 + 1.3

1.78
1.48
0.61

12.0 − 4.35

7.65
7.35
8.65
9

Multiplying Decimals

Circle the correct answer.

1.2 × 3

3.6
0.36
36

0.5 × 0.4

0.2
2
0.02

2.5 × 4

10
1
100

0.7 × 0.3

0.21
2.1
0.021
TipMultiply as whole numbers, then count total decimal places and insert the decimal point.
10

Match Fractions to Decimals — Extended

Draw a line to match each fraction to its decimal form.

1/8
3/8
5/8
7/8
1/3
0.375
0.3333…
0.875
0.625
0.125
TipSome fractions produce recurring decimals: 1/3 = 0.333..., 1/6 = 0.1666...
11

Estimate: Greater or Less Than 1?

Sort each expression by whether its answer is greater than, equal to, or less than 1.

1/2 + 1/4
3/4 + 1/4
2/3 + 2/3
0.5 + 0.3
0.6 + 0.4
1.2 + 0.9
Less than 1
Equal to 1
Greater than 1
13

Real-World Fractions & Decimals

Solve each problem. Show your working.

A recipe needs 2/3 cup of flour. If you make 1.5 times the recipe, how much flour do you need?

Three friends share a pizza. Tom eats 1/4, Sara eats 3/8. What fraction is left?

A jacket costs $64.80. It is reduced by 0.25 (one quarter). What is the new price?

14

Dividing Fractions

Use 'keep, change, flip': a ÷ b/c = a × c/b. Circle the correct answer.

1/2 ÷ 1/4

2
1/8
1/4

3/4 ÷ 1/2

3/2
3/8
1/2

2/3 ÷ 4

1/6
8/3
2/12

5/6 ÷ 5/12

2
1/2
25/72
16

Mixed Numbers and Improper Fractions

Match each mixed number to its equivalent improper fraction.

3⅓
1⅝
10/3
9/2
3/2
9/4
13/8
18

Order on a Number Line

Sort these fractions and decimals from smallest to largest.

0.6
3/5
2/3
0.7
Smallest
2nd
3rd
Largest
TipConvert all to decimals first, then sort. 1/3 = 0.333… so it sits between 0.3 and 0.4.
19

Decimal Multiplication — More Practice

Circle the correct product.

3.4 × 2.1

7.14
6.14
71.4

0.6 × 0.8

0.48
4.8
0.048

1.5 × 1.5

2.25
2.5
3

4.2 × 0.5

2.1
21
0.21
20

Fraction Division in Context

Write a number sentence and solve.

A length of rope is 5/6 of a metre. It is cut into pieces that are each 1/12 of a metre long. How many pieces are there?

You have 2¾ litres of juice to pour into glasses that hold ¼ litre each. How many glasses can you fill?

25

Multi-Step Fraction Problems

Show full working for each problem.

Find: (3/4 + 1/2) × 2/3. Show all steps.

Find: (5/6 − 1/3) ÷ (1/2). Show all steps.

TipBreak complex problems into steps. Deal with one operation at a time.
26

Sort Fractions — Smallest to Largest

Sort each set of fractions from smallest to largest.

2/3
3/5
7/12
5/8
Smallest
2nd
3rd
Largest
TipConvert each fraction to a decimal for easy comparison.
27

BODMAS with Fractions

Apply order of operations. Circle the correct answer.

1/2 + 3/4 × 4

7/2 = 3½
5/2
3/4

(1/2 + 1/4) ÷ 3

1/4
3/4
9/4

2 × (3/4 − 1/4)

1
1/2
5/4
29

Fraction Story Problems

Solve. Show your working.

Maya has 3/5 of a litre of paint. She uses 2/3 of what she has. How much does she use?

A water tank is ¾ full. It holds 360 L when full. How much water is in it? If 80 L is removed, what fraction full is it now?

32

Comparing and Ordering Mixed Numbers

Write these in order from smallest to largest and explain your method.

Order: 2⅓, 2¾, 2½, 2⅛. Explain how you decided.

Insert < or > between each pair: 3¼ ○ 3.3, 1⅔ ○ 1.6, 4.5 ○ 4½

36

Fractions in Measurement

Solve these measurement problems using fraction and decimal operations.

A shelf is 2.4 m long. You want to cut it into pieces each ⅔ m long. How many pieces can you cut? Any leftover?

A ribbon 3.5 m long is cut into pieces each 0.7 m long. How many pieces?

37

Fractions, Decimals and Percentages

Match each equivalent set.

0.75
0.4
0.125
0.6
0.9
60%
90%
75%
12.5%
40%
TipPercentages are fractions out of 100. 45% = 45/100 = 0.45.
38

Investigating Recurring Decimals

Use long division to convert fractions to decimals.

Convert 1/3, 2/3, 1/6 to decimals using division. What do you notice about these decimals?

Which fractions with denominator 12 produce recurring decimals? List them all.

41

Fraction Equations

Solve for the unknown fraction.

x + 1/4 = 3/4. Find x.

2/3 × y = 4/9. Find y.

z ÷ 3/4 = 8. Find z.

43

Scale Drawing

Use fraction and decimal operations to solve this scale problem.

A map has scale 1:50 000. On the map, a road measures 4.5 cm. What is the actual length of the road in kilometres?

A room is 6.4 m × 4.8 m. On a plan with scale 1:80, what are the dimensions of the room on paper (in cm)?

46

Fraction and Decimal Problem Solving — Shopping

Use fractions and decimals to solve each problem.

A shirt costs $48.00. There is a 1/4 off sale. What is the sale price?

Apples cost $2.80 per kg. You buy 2½ kg. What is the total cost?

A 1.25 kg block of cheese costs $7.50. What is the cost per 100 g?

47

Order of Operations with Fractions

Sort each expression — evaluate first, then sort results from smallest to largest.

1/2 + 1/3 × 6
(1/2 + 1/3) × 6
1/2 × 4 − 1/3
1/2 ÷ (1/4 + 1/4)
Smallest
2nd
3rd
Largest
TipBODMAS still applies with fractions: brackets first, then multiplication/division, then addition/subtraction.
50

Project: Fraction Art Grid

Create a colouring grid that demonstrates fraction equivalence.

Draw a 10×10 grid (100 squares). Shade 35 squares one colour and 25 squares another. Write the fraction, decimal and percentage shaded in each colour, and the unshaded fraction.

Draw here

Can 35/100 be simplified? What is the simplest form?

TipThis is a great visual activity. A 12×10 grid has 120 squares — easy to shade multiples like 1/3, 1/4, 1/5, 1/6.
52

Fraction Inequalities

Solve each inequality. Find all positive integers n that satisfy the condition.

Find all positive integers n such that 1/3 < n/10 < 2/3.

Find the fraction with denominator 12 that is closest to 0.6 but not equal to it.

53

Repeated Operations — Fractions

Explore what happens when you repeatedly multiply or divide a fraction.

Start with 1. Multiply by 1/2 repeatedly: 1, 1/2, 1/4, 1/8, … Write the first 8 terms. What is happening to the value?

Start with 1. Repeatedly divide by 2/3: 1, 3/2, 9/4, … Write the first 5 terms. What is happening?

55

Writing Fractions as Infinite Sums

Investigate the connection between repeating decimals and infinite sums.

0.333… = 3/10 + 3/100 + 3/1000 + … Write the first 4 terms and show why this sum equals 1/3.

Use the pattern to explain why 0.999… = 1.

TipThis is a challenging extension topic that previews infinite geometric series from senior maths.
56

Create a Recipe — Fractions in Context

Design a recipe problem and solve it.

Write your own recipe that serves 4. Then scale it to serve 7 people. Show all fraction calculations.

If all your ingredients are priced by kg, estimate the total cost of the scaled recipe.

58

Reflection: Fractions vs Decimals

Summarise your understanding.

When would you prefer to work with a fraction rather than a decimal? Give two examples.

What is the most challenging operation (add, subtract, multiply, divide) with fractions? Why?

Design a 'fraction fact card' — 5 key rules or facts a student should know about fraction operations.

60

Fractions and Decimals at Home

Apply fraction and decimal skills in everyday situations.

  • 1Find three recipes and scale each to different numbers of servings using fraction arithmetic.
  • 2At the supermarket or in a catalogue, calculate unit prices ($ per 100 g or per litre) using decimal division.
  • 3Measure household items in both fractions (of a metre) and decimals. List five items with both forms.
  • 4Play 'fraction snap': write fractions and decimals on cards and match equivalent pairs.
  • 5Investigate: what happens when you calculate 1 ÷ 3, 1 ÷ 7, 1 ÷ 11 on a calculator? What patterns do you see?
62

Extending — Fraction and Decimal Proof

Use algebraic or logical reasoning to explain each result.

Prove algebraically that any fraction a/b ÷ c/d = ad/bc. Write your proof step by step.

A student claims: 'Dividing by a fraction always makes the result larger than the original.' Is this always, sometimes, or never true? Justify with examples.

64

Extending — Egyptian Fractions Investigation

Every positive fraction can be written as a sum of distinct unit fractions (fractions with numerator 1).

Write 7/12 as a sum of two distinct unit fractions. Show your working.

Write 5/6 as a sum of three distinct unit fractions in two different ways.

Research: why did the ancient Egyptians use unit fractions? Write 2–3 sentences.

TipThis is an ancient topic studied by Egyptian mathematicians — it beautifully extends fraction addition skills.