Add 30/84 and 12/35
30/84 + 12/35 is 7/10.
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,
30/84 = 30 × 5/84 × 5 = 150/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
12/35 = 12 × 12/35 × 12 = 144/420 - Add the two like fractions:
150/420 + 144/420 = 150 + 144/420 = 294/420 - 294/420 simplified gives 7/10
- So, 30/84 + 12/35 = 7/10
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