Add 8/9 and 7/8
8/9 + 7/8 is 127/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
8/9 = 8 × 8/9 × 8 = 64/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
7/8 = 7 × 9/8 × 9 = 63/72 - Add the two like fractions:
64/72 + 63/72 = 64 + 63/72 = 127/72 - So, 8/9 + 7/8 = 127/72
In mixed form: 155/72
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