Subtract 20/8 from 5/36
1st number: 5/36, 2nd number: 2 4/8
5/36 - 20/8 is -85/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
5/36 = 5 × 2/36 × 2 = 10/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
20/8 = 20 × 9/8 × 9 = 180/72 - Subtract the two like fractions:
10/72 - 180/72 = 10 - 180/72 = -170/72 - After reducing the fraction, the answer is -85/36
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