Add 1/21 and 25/56
1/21 + 25/56 is 83/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
1/21 = 1 × 8/21 × 8 = 8/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
25/56 = 25 × 3/56 × 3 = 75/168 - Add the two like fractions:
8/168 + 75/168 = 8 + 75/168 = 83/168 - So, 1/21 + 25/56 = 83/168
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