Add 18/42 and 3/60
18/42 + 3/60 is 67/140.
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,
18/42 = 18 × 10/42 × 10 = 180/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
3/60 = 3 × 7/60 × 7 = 21/420 - Add the two like fractions:
180/420 + 21/420 = 180 + 21/420 = 201/420 - 201/420 simplified gives 67/140
- So, 18/42 + 3/60 = 67/140
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