Subtract 98/63 from 70/75
1st number: 70/75, 2nd number: 1 35/63
70/75 - 98/63 is -28/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 63 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 75 × 21 = 1575,
70/75 = 70 × 21/75 × 21 = 1470/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
98/63 = 98 × 25/63 × 25 = 2450/1575 - Subtract the two like fractions:
1470/1575 - 2450/1575 = 1470 - 2450/1575 = -980/1575 - After reducing the fraction, the answer is -28/45
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