Add 21/54 and 16/28
21/54 + 16/28 is 121/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 54 × 14 = 756,
21/54 = 21 × 14/54 × 14 = 294/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
16/28 = 16 × 27/28 × 27 = 432/756 - Add the two like fractions:
294/756 + 432/756 = 294 + 432/756 = 726/756 - 726/756 simplified gives 121/126
- So, 21/54 + 16/28 = 121/126
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