Add 84/96 and 3/21
84/96 + 3/21 is 57/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 21 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 96 × 7 = 672,
84/96 = 84 × 7/96 × 7 = 588/672 - Likewise, for the 2nd fraction, since 21 × 32 = 672,
3/21 = 3 × 32/21 × 32 = 96/672 - Add the two like fractions:
588/672 + 96/672 = 588 + 96/672 = 684/672 - 684/672 simplified gives 57/56
- So, 84/96 + 3/21 = 57/56
In mixed form: 11/56
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