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What is the rule for adding and subtracting fractions with different denominator?

Try the attached questions

Good explanation...ðŸ˜‘

when adding and subtracting fractions they must have the same denominator .this can be found by finding the product of the denominator that is given. eg.

(1)

(2)

Try the attached questions

Good explanation...ðŸ˜‘

when adding and subtracting fractions they must have the same denominator .this can be found by finding the product of the denominator that is given. eg.

(1)

A+C=AD+BC=AD+BCB D BD BD BD3+=23(3)+2(5)=9+10=195 3 5(3) 3(5) 15 15(2)

A-C=AD-BC=AD-BC## B D BD BD BD

2 - 3=2(5)-3(3)=10-9=1## 3 5 3(5) 5(3) 15 15

## hope that is clear ðŸ˜ŠðŸ¤—