Subtract 40/84 from 75/63
1st number: 1 12/63, 2nd number: 40/84
75/63 - 40/84 is 5/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
75/63 = 75 × 4/63 × 4 = 300/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
40/84 = 40 × 3/84 × 3 = 120/252 - Subtract the two like fractions:
300/252 - 120/252 = 300 - 120/252 = 180/252 - After reducing the fraction, the answer is 5/7
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