Subtract 20/30 from 42/3
1st number: 14 0/3, 2nd number: 20/30
42/3 - 20/30 is 40/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
42/3 = 42 × 10/3 × 10 = 420/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
20/30 = 20 × 1/30 × 1 = 20/30 - Subtract the two like fractions:
420/30 - 20/30 = 420 - 20/30 = 400/30 - After reducing the fraction, the answer is 40/3
- In mixed form: 131/3
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