Subtract 40/3 from 30/10
1st number: 3 0/10, 2nd number: 13 1/3
30/10 - 40/3 is -31/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 3 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
30/10 = 30 × 3/10 × 3 = 90/30 - Likewise, for the 2nd fraction, since 3 × 10 = 30,
40/3 = 40 × 10/3 × 10 = 400/30 - Subtract the two like fractions:
90/30 - 400/30 = 90 - 400/30 = -310/30 - After reducing the fraction, the answer is -31/3
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