Subtract 15/21 from 98/75
1st number: 1 23/75, 2nd number: 15/21
98/75 - 15/21 is 311/525.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 21 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
98/75 = 98 × 7/75 × 7 = 686/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
15/21 = 15 × 25/21 × 25 = 375/525 - Subtract the two like fractions:
686/525 - 375/525 = 686 - 375/525 = 311/525
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