Add 63/28 and 84/9
1st number: 2 7/28, 2nd number: 9 3/9
63/28 + 84/9 is 139/12.
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,
63/28 = 63 × 9/28 × 9 = 567/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
84/9 = 84 × 28/9 × 28 = 2352/252 - Add the two like fractions:
567/252 + 2352/252 = 567 + 2352/252 = 2919/252 - 2919/252 simplified gives 139/12
- So, 63/28 + 84/9 = 139/12
In mixed form: 117/12
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