Subtract 90/60 from 7/18
1st number: 7/18, 2nd number: 1 30/60
7/18 - 90/60 is -10/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
7/18 = 7 × 10/18 × 10 = 70/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
90/60 = 90 × 3/60 × 3 = 270/180 - Subtract the two like fractions:
70/180 - 270/180 = 70 - 270/180 = -200/180 - After reducing the fraction, the answer is -10/9
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