Subtract 72/7 from 2/28
1st number: 2/28, 2nd number: 10 2/7
2/28 - 72/7 is -143/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
2/28 = 2 × 1/28 × 1 = 2/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
72/7 = 72 × 4/7 × 4 = 288/28 - Subtract the two like fractions:
2/28 - 288/28 = 2 - 288/28 = -286/28 - After reducing the fraction, the answer is -143/14
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