Add 20/15 and 48/27
1st number: 1 5/15, 2nd number: 1 21/27
20/15 + 48/27 is 28/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 15 × 9 = 135,
20/15 = 20 × 9/15 × 9 = 180/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
48/27 = 48 × 5/27 × 5 = 240/135 - Add the two like fractions:
180/135 + 240/135 = 180 + 240/135 = 420/135 - 420/135 simplified gives 28/9
- So, 20/15 + 48/27 = 28/9
In mixed form: 31/9
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