Add 15/42 and 3/60
15/42 + 3/60 is 57/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
15/42 = 15 × 10/42 × 10 = 150/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
3/60 = 3 × 7/60 × 7 = 21/420 - Add the two like fractions:
150/420 + 21/420 = 150 + 21/420 = 171/420 - 171/420 simplified gives 57/140
- So, 15/42 + 3/60 = 57/140
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