Add 18/60 and 35/42
18/60 + 35/42 is 17/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 42 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
18/60 = 18 × 7/60 × 7 = 126/420 - Likewise, for the 2nd fraction, since 42 × 10 = 420,
35/42 = 35 × 10/42 × 10 = 350/420 - Add the two like fractions:
126/420 + 350/420 = 126 + 350/420 = 476/420 - 476/420 simplified gives 17/15
- So, 18/60 + 35/42 = 17/15
In mixed form: 12/15
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