Add 2/56 and 81/21
1st number: 2/56, 2nd number: 3 18/21
2/56 + 81/21 is 109/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
2/56 = 2 × 3/56 × 3 = 6/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
81/21 = 81 × 8/21 × 8 = 648/168 - Add the two like fractions:
6/168 + 648/168 = 6 + 648/168 = 654/168 - 654/168 simplified gives 109/28
- So, 2/56 + 81/21 = 109/28
In mixed form: 325/28
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