Add 80/28 and 84/9
1st number: 2 24/28, 2nd number: 9 3/9
80/28 + 84/9 is 256/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
80/28 = 80 × 9/28 × 9 = 720/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
84/9 = 84 × 28/9 × 28 = 2352/252 - Add the two like fractions:
720/252 + 2352/252 = 720 + 2352/252 = 3072/252 - 3072/252 simplified gives 256/21
- So, 80/28 + 84/9 = 256/21
In mixed form: 124/21
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