Subtract 3/98 from 90/28
1st number: 3 6/28, 2nd number: 3/98
90/28 - 3/98 is 156/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 98 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
90/28 = 90 × 7/28 × 7 = 630/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
3/98 = 3 × 2/98 × 2 = 6/196 - Subtract the two like fractions:
630/196 - 6/196 = 630 - 6/196 = 624/196 - After reducing the fraction, the answer is 156/49
- In mixed form: 39/49
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