Add 72/9 and 81/84
1st number: 8 0/9, 2nd number: 81/84
72/9 + 81/84 is 251/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
72/9 = 72 × 28/9 × 28 = 2016/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
81/84 = 81 × 3/84 × 3 = 243/252 - Add the two like fractions:
2016/252 + 243/252 = 2016 + 243/252 = 2259/252 - 2259/252 simplified gives 251/28
- So, 72/9 + 81/84 = 251/28
In mixed form: 827/28
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