Add 5/8 and 8/18
5/8 + 8/18 is 77/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 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 18 × 4 = 72,
8/18 = 8 × 4/18 × 4 = 32/72 - Add the two like fractions:
45/72 + 32/72 = 45 + 32/72 = 77/72 - So, 5/8 + 8/18 = 77/72
In mixed form: 15/72
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