Subtract 10/98 from 81/42
1st number: 1 39/42, 2nd number: 10/98
81/42 - 10/98 is 179/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 98 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
81/42 = 81 × 7/42 × 7 = 567/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
10/98 = 10 × 3/98 × 3 = 30/294 - Subtract the two like fractions:
567/294 - 30/294 = 567 - 30/294 = 537/294 - After reducing the fraction, the answer is 179/98
- In mixed form: 181/98
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