Subtract 42/27 from 30/3
1st number: 10 0/3, 2nd number: 1 15/27
30/3 - 42/27 is 76/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 27 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 3 × 9 = 27,
30/3 = 30 × 9/3 × 9 = 270/27 - Likewise, for the 2nd fraction, since 27 × 1 = 27,
42/27 = 42 × 1/27 × 1 = 42/27 - Subtract the two like fractions:
270/27 - 42/27 = 270 - 42/27 = 228/27 - After reducing the fraction, the answer is 76/9
- In mixed form: 84/9
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