Subtract 12/72 from 40/36
1st number: 1 4/36, 2nd number: 12/72
40/36 - 12/72 is 17/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
40/36 = 40 × 2/36 × 2 = 80/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
12/72 = 12 × 1/72 × 1 = 12/72 - Subtract the two like fractions:
80/72 - 12/72 = 80 - 12/72 = 68/72 - After reducing the fraction, the answer is 17/18
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