Subtract 75/36 from 40/84
1st number: 40/84, 2nd number: 2 3/36
40/84 - 75/36 is -45/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
40/84 = 40 × 3/84 × 3 = 120/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
75/36 = 75 × 7/36 × 7 = 525/252 - Subtract the two like fractions:
120/252 - 525/252 = 120 - 525/252 = -405/252 - After reducing the fraction, the answer is -45/28
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