Subtract 40/98 from 63/42
1st number: 1 21/42, 2nd number: 40/98
63/42 - 40/98 is 107/98.
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,
63/42 = 63 × 7/42 × 7 = 441/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
40/98 = 40 × 3/98 × 3 = 120/294 - Subtract the two like fractions:
441/294 - 120/294 = 441 - 120/294 = 321/294 - After reducing the fraction, the answer is 107/98
- In mixed form: 19/98
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