Add 16/20 and 9/27
16/20 + 9/27 is 17/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
16/20 = 16 × 27/20 × 27 = 432/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
9/27 = 9 × 20/27 × 20 = 180/540 - Add the two like fractions:
432/540 + 180/540 = 432 + 180/540 = 612/540 - 612/540 simplified gives 17/15
- So, 16/20 + 9/27 = 17/15
In mixed form: 12/15
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