Add 64/56 and 5/21
1st number: 1 8/56, 2nd number: 5/21
64/56 + 5/21 is 29/21.
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,
64/56 = 64 × 3/56 × 3 = 192/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
5/21 = 5 × 8/21 × 8 = 40/168 - Add the two like fractions:
192/168 + 40/168 = 192 + 40/168 = 232/168 - 232/168 simplified gives 29/21
- So, 64/56 + 5/21 = 29/21
In mixed form: 18/21
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