Subtract 30/40 from 5/10
5/10 - 30/40 is -1/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 10 × 4 = 40,
5/10 = 5 × 4/10 × 4 = 20/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
30/40 = 30 × 1/40 × 1 = 30/40 - Subtract the two like fractions:
20/40 - 30/40 = 20 - 30/40 = -10/40 - After reducing the fraction, the answer is -1/4
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