Subtract 90/6 from 45/75
1st number: 45/75, 2nd number: 15 0/6
45/75 - 90/6 is -72/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 6 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
45/75 = 45 × 2/75 × 2 = 90/150 - Likewise, for the 2nd fraction, since 6 × 25 = 150,
90/6 = 90 × 25/6 × 25 = 2250/150 - Subtract the two like fractions:
90/150 - 2250/150 = 90 - 2250/150 = -2160/150 - After reducing the fraction, the answer is -72/5
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