Subtract 40/27 from 45/49
1st number: 45/49, 2nd number: 1 13/27
45/49 - 40/27 is -745/1323.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 27 is 1323
Next, find the equivalent fraction of both fractional numbers with denominator 1323 - For the 1st fraction, since 49 × 27 = 1323,
45/49 = 45 × 27/49 × 27 = 1215/1323 - Likewise, for the 2nd fraction, since 27 × 49 = 1323,
40/27 = 40 × 49/27 × 49 = 1960/1323 - Subtract the two like fractions:
1215/1323 - 1960/1323 = 1215 - 1960/1323 = -745/1323
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