Subtract 3/28 from 90/98
90/98 - 3/28 is 159/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 28 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 98 × 2 = 196,
90/98 = 90 × 2/98 × 2 = 180/196 - Likewise, for the 2nd fraction, since 28 × 7 = 196,
3/28 = 3 × 7/28 × 7 = 21/196 - Subtract the two like fractions:
180/196 - 21/196 = 180 - 21/196 = 159/196
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