Subtract 20/6 from 42/9
1st number: 4 6/9, 2nd number: 3 2/6
42/9 - 20/6 is 4/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 6 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
42/9 = 42 × 2/9 × 2 = 84/18 - Likewise, for the 2nd fraction, since 6 × 3 = 18,
20/6 = 20 × 3/6 × 3 = 60/18 - Subtract the two like fractions:
84/18 - 60/18 = 84 - 60/18 = 24/18 - After reducing the fraction, the answer is 4/3
- In mixed form: 11/3
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