Subtract 40/84 from 60/45
1st number: 1 15/45, 2nd number: 40/84
60/45 - 40/84 is 6/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 84 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
60/45 = 60 × 28/45 × 28 = 1680/1260 - Likewise, for the 2nd fraction, since 84 × 15 = 1260,
40/84 = 40 × 15/84 × 15 = 600/1260 - Subtract the two like fractions:
1680/1260 - 600/1260 = 1680 - 600/1260 = 1080/1260 - After reducing the fraction, the answer is 6/7
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