Subtract 18/45 from 10/36
10/36 - 18/45 is -11/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
10/36 = 10 × 5/36 × 5 = 50/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
18/45 = 18 × 4/45 × 4 = 72/180 - Subtract the two like fractions:
50/180 - 72/180 = 50 - 72/180 = -22/180 - After reducing the fraction, the answer is -11/90
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