Subtract 1/72 from 70/98
70/98 - 1/72 is 353/504.
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,
70/98 = 70 × 36/98 × 36 = 2520/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
1/72 = 1 × 49/72 × 49 = 49/3528 - Subtract the two like fractions:
2520/3528 - 49/3528 = 2520 - 49/3528 = 2471/3528 - After reducing the fraction, the answer is 353/504
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