Subtract 90/7 from 1/75
1st number: 1/75, 2nd number: 12 6/7
1/75 - 90/7 is -6743/525.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 7 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
1/75 = 1 × 7/75 × 7 = 7/525 - Likewise, for the 2nd fraction, since 7 × 75 = 525,
90/7 = 90 × 75/7 × 75 = 6750/525 - Subtract the two like fractions:
7/525 - 6750/525 = 7 - 6750/525 = -6743/525
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