Add 15/28 and 27/60
15/28 + 27/60 is 69/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
15/28 = 15 × 15/28 × 15 = 225/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
27/60 = 27 × 7/60 × 7 = 189/420 - Add the two like fractions:
225/420 + 189/420 = 225 + 189/420 = 414/420 - 414/420 simplified gives 69/70
- So, 15/28 + 27/60 = 69/70
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