Subtract 72/14 from 7/70
1st number: 7/70, 2nd number: 5 2/14
7/70 - 72/14 is -353/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
7/70 = 7 × 1/70 × 1 = 7/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
72/14 = 72 × 5/14 × 5 = 360/70 - Subtract the two like fractions:
7/70 - 360/70 = 7 - 360/70 = -353/70
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