Subtract 28/49 from 40/60
40/60 - 28/49 is 2/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 49 is 2940
Next, find the equivalent fraction of both fractional numbers with denominator 2940 - For the 1st fraction, since 60 × 49 = 2940,
40/60 = 40 × 49/60 × 49 = 1960/2940 - Likewise, for the 2nd fraction, since 49 × 60 = 2940,
28/49 = 28 × 60/49 × 60 = 1680/2940 - Subtract the two like fractions:
1960/2940 - 1680/2940 = 1960 - 1680/2940 = 280/2940 - After reducing the fraction, the answer is 2/21
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