Subtract 18/98 from 72/10
1st number: 7 2/10, 2nd number: 18/98
72/10 - 18/98 is 1719/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
72/10 = 72 × 49/10 × 49 = 3528/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
18/98 = 18 × 5/98 × 5 = 90/490 - Subtract the two like fractions:
3528/490 - 90/490 = 3528 - 90/490 = 3438/490 - After reducing the fraction, the answer is 1719/245
- In mixed form: 74/245
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