Subtract 75/35 from 12/9
1st number: 1 3/9, 2nd number: 2 5/35
12/9 - 75/35 is -17/21.
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,
12/9 = 12 × 35/9 × 35 = 420/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
75/35 = 75 × 9/35 × 9 = 675/315 - Subtract the two like fractions:
420/315 - 675/315 = 420 - 675/315 = -255/315 - After reducing the fraction, the answer is -17/21
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