Subtract 3/98 from 40/42
40/42 - 3/98 is 271/294.
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,
40/42 = 40 × 7/42 × 7 = 280/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
3/98 = 3 × 3/98 × 3 = 9/294 - Subtract the two like fractions:
280/294 - 9/294 = 280 - 9/294 = 271/294
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