Add 90/64 and 21/56
1st number: 1 26/64, 2nd number: 21/56
90/64 + 21/56 is 57/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 56 is 448
Next, find the equivalent fraction of both fractional numbers with denominator 448 - For the 1st fraction, since 64 × 7 = 448,
90/64 = 90 × 7/64 × 7 = 630/448 - Likewise, for the 2nd fraction, since 56 × 8 = 448,
21/56 = 21 × 8/56 × 8 = 168/448 - Add the two like fractions:
630/448 + 168/448 = 630 + 168/448 = 798/448 - 798/448 simplified gives 57/32
- So, 90/64 + 21/56 = 57/32
In mixed form: 125/32
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