Subtract 81/75 from 4/28
1st number: 4/28, 2nd number: 1 6/75
4/28 - 81/75 is -164/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 75 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 28 × 75 = 2100,
4/28 = 4 × 75/28 × 75 = 300/2100 - Likewise, for the 2nd fraction, since 75 × 28 = 2100,
81/75 = 81 × 28/75 × 28 = 2268/2100 - Subtract the two like fractions:
300/2100 - 2268/2100 = 300 - 2268/2100 = -1968/2100 - After reducing the fraction, the answer is -164/175
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