Subtract 72/7 from 25/10
1st number: 2 5/10, 2nd number: 10 2/7
25/10 - 72/7 is -109/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
25/10 = 25 × 7/10 × 7 = 175/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
72/7 = 72 × 10/7 × 10 = 720/70 - Subtract the two like fractions:
175/70 - 720/70 = 175 - 720/70 = -545/70 - After reducing the fraction, the answer is -109/14
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