Subtract 30/27 from 70/9
1st number: 7 7/9, 2nd number: 1 3/27
70/9 - 30/27 is 20/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 27 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 9 × 3 = 27,
70/9 = 70 × 3/9 × 3 = 210/27 - Likewise, for the 2nd fraction, since 27 × 1 = 27,
30/27 = 30 × 1/27 × 1 = 30/27 - Subtract the two like fractions:
210/27 - 30/27 = 210 - 30/27 = 180/27 - After reducing the fraction, the answer is 20/3
- In mixed form: 62/3
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