Subtract 45/36 from 40/30
1st number: 1 10/30, 2nd number: 1 9/36
40/30 - 45/36 is 1/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 30 × 6 = 180,
40/30 = 40 × 6/30 × 6 = 240/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
45/36 = 45 × 5/36 × 5 = 225/180 - Subtract the two like fractions:
240/180 - 225/180 = 240 - 225/180 = 15/180 - After reducing the fraction, the answer is 1/12
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