Add 7/35 and 15/84
7/35 + 15/84 is 53/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
7/35 = 7 × 12/35 × 12 = 84/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
15/84 = 15 × 5/84 × 5 = 75/420 - Add the two like fractions:
84/420 + 75/420 = 84 + 75/420 = 159/420 - 159/420 simplified gives 53/140
- So, 7/35 + 15/84 = 53/140
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