Subtract 9/98 from 75/20
1st number: 3 15/20, 2nd number: 9/98
75/20 - 9/98 is 717/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 98 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
75/20 = 75 × 49/20 × 49 = 3675/980 - Likewise, for the 2nd fraction, since 98 × 10 = 980,
9/98 = 9 × 10/98 × 10 = 90/980 - Subtract the two like fractions:
3675/980 - 90/980 = 3675 - 90/980 = 3585/980 - After reducing the fraction, the answer is 717/196
- In mixed form: 3129/196
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