Subtract 70/30 from 63/98
1st number: 63/98, 2nd number: 2 10/30
63/98 - 70/30 is -71/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 30 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 98 × 15 = 1470,
63/98 = 63 × 15/98 × 15 = 945/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
70/30 = 70 × 49/30 × 49 = 3430/1470 - Subtract the two like fractions:
945/1470 - 3430/1470 = 945 - 3430/1470 = -2485/1470 - After reducing the fraction, the answer is -71/42
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