Subtract 10/21 from 81/75
1st number: 1 6/75, 2nd number: 10/21
81/75 - 10/21 is 317/525.
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,
81/75 = 81 × 7/75 × 7 = 567/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
10/21 = 10 × 25/21 × 25 = 250/525 - Subtract the two like fractions:
567/525 - 250/525 = 567 - 250/525 = 317/525
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