Add 5/18 and 7/8
5/18 + 7/8 is 83/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
5/18 = 5 × 4/18 × 4 = 20/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
7/8 = 7 × 9/8 × 9 = 63/72 - Add the two like fractions:
20/72 + 63/72 = 20 + 63/72 = 83/72 - So, 5/18 + 7/8 = 83/72
In mixed form: 111/72
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