Add 16/56 and 20/42
16/56 + 20/42 is 16/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
16/56 = 16 × 3/56 × 3 = 48/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
20/42 = 20 × 4/42 × 4 = 80/168 - Add the two like fractions:
48/168 + 80/168 = 48 + 80/168 = 128/168 - 128/168 simplified gives 16/21
- So, 16/56 + 20/42 = 16/21
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