Subtract 84/4 from 36/28
1st number: 1 8/28, 2nd number: 21 0/4
36/28 - 84/4 is -138/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 4 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
36/28 = 36 × 1/28 × 1 = 36/28 - Likewise, for the 2nd fraction, since 4 × 7 = 28,
84/4 = 84 × 7/4 × 7 = 588/28 - Subtract the two like fractions:
36/28 - 588/28 = 36 - 588/28 = -552/28 - After reducing the fraction, the answer is -138/7
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