Subtract 72/10 from 27/35
1st number: 27/35, 2nd number: 7 2/10
27/35 - 72/10 is -45/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
27/35 = 27 × 2/35 × 2 = 54/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
72/10 = 72 × 7/10 × 7 = 504/70 - Subtract the two like fractions:
54/70 - 504/70 = 54 - 504/70 = -450/70 - After reducing the fraction, the answer is -45/7
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