Subtract 81/7 from 84/75
1st number: 1 9/75, 2nd number: 11 4/7
84/75 - 81/7 is -1829/175.
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,
84/75 = 84 × 7/75 × 7 = 588/525 - Likewise, for the 2nd fraction, since 7 × 75 = 525,
81/7 = 81 × 75/7 × 75 = 6075/525 - Subtract the two like fractions:
588/525 - 6075/525 = 588 - 6075/525 = -5487/525 - After reducing the fraction, the answer is -1829/175
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