Add 7/8 and 5/7
7/8 + 5/7 is 89/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
7/8 = 7 × 7/8 × 7 = 49/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
5/7 = 5 × 8/7 × 8 = 40/56 - Add the two like fractions:
49/56 + 40/56 = 49 + 40/56 = 89/56 - So, 7/8 + 5/7 = 89/56
In mixed form: 133/56
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