Subtract 90/60 from 8/45
1st number: 8/45, 2nd number: 1 30/60
8/45 - 90/60 is -119/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
8/45 = 8 × 4/45 × 4 = 32/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
90/60 = 90 × 3/60 × 3 = 270/180 - Subtract the two like fractions:
32/180 - 270/180 = 32 - 270/180 = -238/180 - After reducing the fraction, the answer is -119/90
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