Subtract 72/35 from 10/28
1st number: 10/28, 2nd number: 2 2/35
10/28 - 72/35 is -17/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
10/28 = 10 × 5/28 × 5 = 50/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
72/35 = 72 × 4/35 × 4 = 288/140 - Subtract the two like fractions:
50/140 - 288/140 = 50 - 288/140 = -238/140 - After reducing the fraction, the answer is -17/10
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