Add 2/15 and 42/84
2/15 + 42/84 is 19/30.
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,
2/15 = 2 × 28/15 × 28 = 56/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
42/84 = 42 × 5/84 × 5 = 210/420 - Add the two like fractions:
56/420 + 210/420 = 56 + 210/420 = 266/420 - 266/420 simplified gives 19/30
- So, 2/15 + 42/84 = 19/30
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