Subtract 3/72 from 90/98
90/98 - 3/72 is 1031/1176.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 72 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 98 × 36 = 3528,
90/98 = 90 × 36/98 × 36 = 3240/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
3/72 = 3 × 49/72 × 49 = 147/3528 - Subtract the two like fractions:
3240/3528 - 147/3528 = 3240 - 147/3528 = 3093/3528 - After reducing the fraction, the answer is 1031/1176
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