Add 20/27 and 8/15
20/27 + 8/15 is 172/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 15 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
20/27 = 20 × 5/27 × 5 = 100/135 - Likewise, for the 2nd fraction, since 15 × 9 = 135,
8/15 = 8 × 9/15 × 9 = 72/135 - Add the two like fractions:
100/135 + 72/135 = 100 + 72/135 = 172/135 - So, 20/27 + 8/15 = 172/135
In mixed form: 137/135
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