Subtract 98/90 from 7/75
1st number: 7/75, 2nd number: 1 8/90
7/75 - 98/90 is -224/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 75 × 6 = 450,
7/75 = 7 × 6/75 × 6 = 42/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
98/90 = 98 × 5/90 × 5 = 490/450 - Subtract the two like fractions:
42/450 - 490/450 = 42 - 490/450 = -448/450 - After reducing the fraction, the answer is -224/225
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