Subtract 20/98 from 45/42
1st number: 1 3/42, 2nd number: 20/98
45/42 - 20/98 is 85/98.
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,
45/42 = 45 × 7/42 × 7 = 315/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
20/98 = 20 × 3/98 × 3 = 60/294 - Subtract the two like fractions:
315/294 - 60/294 = 315 - 60/294 = 255/294 - After reducing the fraction, the answer is 85/98
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