Subtract 42/70 from 5/14
5/14 - 42/70 is -17/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
5/14 = 5 × 5/14 × 5 = 25/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
42/70 = 42 × 1/70 × 1 = 42/70 - Subtract the two like fractions:
25/70 - 42/70 = 25 - 42/70 = -17/70
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