Add 96/15 and 21/84
1st number: 6 6/15, 2nd number: 21/84
96/15 + 21/84 is 133/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
96/15 = 96 × 28/15 × 28 = 2688/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
21/84 = 21 × 5/84 × 5 = 105/420 - Add the two like fractions:
2688/420 + 105/420 = 2688 + 105/420 = 2793/420 - 2793/420 simplified gives 133/20
- So, 96/15 + 21/84 = 133/20
In mixed form: 613/20
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