Subtract 27/98 from 72/40
1st number: 1 32/40, 2nd number: 27/98
72/40 - 27/98 is 747/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 98 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 40 × 49 = 1960,
72/40 = 72 × 49/40 × 49 = 3528/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
27/98 = 27 × 20/98 × 20 = 540/1960 - Subtract the two like fractions:
3528/1960 - 540/1960 = 3528 - 540/1960 = 2988/1960 - After reducing the fraction, the answer is 747/490
- In mixed form: 1257/490
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