Add 5/8 and 8/9
5/8 + 8/9 is 109/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
5/8 = 5 × 9/8 × 9 = 45/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
8/9 = 8 × 8/9 × 8 = 64/72 - Add the two like fractions:
45/72 + 64/72 = 45 + 64/72 = 109/72 - So, 5/8 + 8/9 = 109/72
In mixed form: 137/72
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