Add 7/84 and 3/35
7/84 + 3/35 is 71/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
7/84 = 7 × 5/84 × 5 = 35/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
3/35 = 3 × 12/35 × 12 = 36/420 - Add the two like fractions:
35/420 + 36/420 = 35 + 36/420 = 71/420 - So, 7/84 + 3/35 = 71/420
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