Maths

21.1.21: Add fraction with different denominators

Watch:

Adding Fractions with Different Denominators - YouTube

Practise:

Find the lowest common multiple of these sets of numbers.

Share your answers with me on dojo.

1. 4, 8
2. 6, 24
3. 20, 5
4. 17, 10

Try:

Add the fraction. Remember to find a common denominator first. If your answer is an improper fraction please convert to a mixed number.

Challenge 1 –Add 2 fractions. The common denominator is given.

Challenge 2 – Find a common denominator, convert your fractions and add 2 fractions

Challenge 3 – Find a common denominator, convert your fractions and add 3 fractions

Assess: Answers on the last page, mark your work. Challenge 1 answers are on the end of the challenge 2 sheet.