Subtract 81/7 from 10/4
1st number: 2 2/4, 2nd number: 11 4/7
10/4 - 81/7 is -127/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
10/4 = 10 × 7/4 × 7 = 70/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
81/7 = 81 × 4/7 × 4 = 324/28 - Subtract the two like fractions:
70/28 - 324/28 = 70 - 324/28 = -254/28 - After reducing the fraction, the answer is -127/14
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