Subtract 36/10 from 7/20
1st number: 7/20, 2nd number: 3 6/10
7/20 - 36/10 is -13/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
7/20 = 7 × 1/20 × 1 = 7/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
36/10 = 36 × 2/10 × 2 = 72/20 - Subtract the two like fractions:
7/20 - 72/20 = 7 - 72/20 = -65/20 - After reducing the fraction, the answer is -13/4
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