Subtract 45/60 from 9/30
9/30 - 45/60 is -9/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
9/30 = 9 × 2/30 × 2 = 18/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
45/60 = 45 × 1/60 × 1 = 45/60 - Subtract the two like fractions:
18/60 - 45/60 = 18 - 45/60 = -27/60 - After reducing the fraction, the answer is -9/20
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