Subtract 63/98 from 72/10
1st number: 7 2/10, 2nd number: 63/98
72/10 - 63/98 is 459/70.
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,
63/98 = 63 × 5/98 × 5 = 315/490 - Subtract the two like fractions:
3528/490 - 315/490 = 3528 - 315/490 = 3213/490 - After reducing the fraction, the answer is 459/70
- In mixed form: 639/70
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