Subtract 20/3 from 45/30
1st number: 1 15/30, 2nd number: 6 2/3
45/30 - 20/3 is -31/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 3 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
45/30 = 45 × 1/30 × 1 = 45/30 - Likewise, for the 2nd fraction, since 3 × 10 = 30,
20/3 = 20 × 10/3 × 10 = 200/30 - Subtract the two like fractions:
45/30 - 200/30 = 45 - 200/30 = -155/30 - After reducing the fraction, the answer is -31/6
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