Subtract 30/35 from 20/9
1st number: 2 2/9, 2nd number: 30/35
20/9 - 30/35 is 86/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 9 × 35 = 315,
20/9 = 20 × 35/9 × 35 = 700/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
30/35 = 30 × 9/35 × 9 = 270/315 - Subtract the two like fractions:
700/315 - 270/315 = 700 - 270/315 = 430/315 - After reducing the fraction, the answer is 86/63
- In mixed form: 123/63
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