Add 84/21 and 42/96
1st number: 4 0/21, 2nd number: 42/96
84/21 + 42/96 is 71/16.
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,
84/21 = 84 × 32/21 × 32 = 2688/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
42/96 = 42 × 7/96 × 7 = 294/672 - Add the two like fractions:
2688/672 + 294/672 = 2688 + 294/672 = 2982/672 - 2982/672 simplified gives 71/16
- So, 84/21 + 42/96 = 71/16
In mixed form: 47/16
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