Subtract 12/40 from 10/36
10/36 - 12/40 is -1/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 36 × 10 = 360,
10/36 = 10 × 10/36 × 10 = 100/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
12/40 = 12 × 9/40 × 9 = 108/360 - Subtract the two like fractions:
100/360 - 108/360 = 100 - 108/360 = -8/360 - After reducing the fraction, the answer is -1/45
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