Add 90/96 and 21/56
90/96 + 21/56 is 21/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 56 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 96 × 7 = 672,
90/96 = 90 × 7/96 × 7 = 630/672 - Likewise, for the 2nd fraction, since 56 × 12 = 672,
21/56 = 21 × 12/56 × 12 = 252/672 - Add the two like fractions:
630/672 + 252/672 = 630 + 252/672 = 882/672 - 882/672 simplified gives 21/16
- So, 90/96 + 21/56 = 21/16
In mixed form: 15/16
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