Subtract 3/20 from 14/42
14/42 - 3/20 is 11/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 20 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
14/42 = 14 × 10/42 × 10 = 140/420 - Likewise, for the 2nd fraction, since 20 × 21 = 420,
3/20 = 3 × 21/20 × 21 = 63/420 - Subtract the two like fractions:
140/420 - 63/420 = 140 - 63/420 = 77/420 - After reducing the fraction, the answer is 11/60
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