Simplifying fractions

The Maths Habit

How many fractions can you write that are equal to 12?

24   36   510   50100   …

Find the highest common factor

  1. 6 and 8

    2

  2. 12 and 18

    6

  3. 10 and 25

    5

  4. 16 and 24

    8

Simplest form
The top and bottom share no factor except 1.

Is it in its simplest form?

39 No

Simplify 46

46÷ 223÷ 2
Simplest form23

Simplify 610

610÷ 235÷ 2
Simplest form35

Simplify 46

46÷ 223÷ 2
Simplest form23

Simplify 912

912÷ 334÷ 3
Simplest form34

Simplify 46

46÷ 223÷ 2
Simplest form23

Simplify 820

820÷ 425÷ 4
Simplest form25

Simplify 46

46÷ 223÷ 2
Simplest form23

Simplify 1416

1416÷ 278÷ 2
Simplest form78

Simplify 46

46÷ 223÷ 2
Simplest form23

Simplify 618

618÷ 613÷ 6
Simplest form13

Simplifying fractions worksheet, page 1

Answer sheet

  1. Simplify 4860

    45

  2. Which is the odd one out? 69, 1015, 814

    814 is 47

  1. Find the highest common factor of 20 and 32.

    4

  2. Simplify 3648. Give your answer in its simplest form.

    34

  3. Kai simplifies 2835 and gets 47. What has he done wrong? Find the right answer.

    45
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