Add 5/21 and 81/96
5/21 + 81/96 is 727/672.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 96 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 21 × 32 = 672,
5/21 = 5 × 32/21 × 32 = 160/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
81/96 = 81 × 7/96 × 7 = 567/672 - Add the two like fractions:
160/672 + 567/672 = 160 + 567/672 = 727/672 - So, 5/21 + 81/96 = 727/672
In mixed form: 155/672
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