Adding Improper Fractions with Different Denominators: Step-by-Step Example
22 October 2026
Worked example
Add 7/4 + 5/6
Step 1: Find a common denominator for 4 and 6. The lowest common denominator is 12.
Step 2: Change each fraction to have denominator 12. 7/4 = 21/12 5/6 = 10/12
Step 3: Add the numerators. 21 + 10 = 31
Step 4: Write the answer as a single fraction. 31/12
Step 5: Change 31/12 into a mixed number.
31 divided by 12 is 2 remainder 7.
So, 31/12 = 2 7/12
The correct answer is 2 7/12.
