Subtract 30/42 from 10/60
10/60 - 30/42 is -23/42.
Steps for subtracting 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,
10/60 = 10 × 7/60 × 7 = 70/420 - Likewise, for the 2nd fraction, since 42 × 10 = 420,
30/42 = 30 × 10/42 × 10 = 300/420 - Subtract the two like fractions:
70/420 - 300/420 = 70 - 300/420 = -230/420 - After reducing the fraction, the answer is -23/42
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