Subtract 30/98 from 12/15
12/15 - 30/98 is 121/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 15 × 98 = 1470,
12/15 = 12 × 98/15 × 98 = 1176/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
30/98 = 30 × 15/98 × 15 = 450/1470 - Subtract the two like fractions:
1176/1470 - 450/1470 = 1176 - 450/1470 = 726/1470 - After reducing the fraction, the answer is 121/245
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