Add 72/84 and 56/64
72/84 + 56/64 is 97/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 64 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 84 × 16 = 1344,
72/84 = 72 × 16/84 × 16 = 1152/1344 - Likewise, for the 2nd fraction, since 64 × 21 = 1344,
56/64 = 56 × 21/64 × 21 = 1176/1344 - Add the two like fractions:
1152/1344 + 1176/1344 = 1152 + 1176/1344 = 2328/1344 - 2328/1344 simplified gives 97/56
- So, 72/84 + 56/64 = 97/56
In mixed form: 141/56
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