11+ Maths: Converting Decimals to Fractions: Step-by-Step Example
22 October 2026
When your child is learning about fractions and decimals, it helps to see how to turn a decimal into a fraction step by step. This makes it easier to spot the connection between the two and builds confidence for 11+ maths.
Worked example
Convert 0.75 to a fraction.
Step 1: Write 0.75 as a fraction with 1 as the denominator. 0.75 = 0.75/1
Step 2: Multiply the top and bottom by 100 to remove the decimal.
0.75 × 100 = 75
1 × 100 = 100
Step 3: Write the fraction. 75/100
Step 4: Find the greatest common divisor of 75 and 100. It is 25.
Step 5: Divide the top and bottom by 25. 75 ÷ 25 = 3 100 ÷ 25 = 4
Step 6: Write the simplified fraction. 3/4
The correct answer is 0.75 = 3/4.
Now your child can see how a decimal like 0.75 becomes a fraction, and how to simplify it. They will be ready to try similar questions and recognise this process in their own practice.
