Add 16/42 and 20/84
16/42 + 20/84 is 13/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
16/42 = 16 × 2/42 × 2 = 32/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
20/84 = 20 × 1/84 × 1 = 20/84 - Add the two like fractions:
32/84 + 20/84 = 32 + 20/84 = 52/84 - 52/84 simplified gives 13/21
- So, 16/42 + 20/84 = 13/21
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