Subtract 12/4 from 35/45
1st number: 35/45, 2nd number: 3 0/4
35/45 - 12/4 is -20/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
35/45 = 35 × 4/45 × 4 = 140/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
12/4 = 12 × 45/4 × 45 = 540/180 - Subtract the two like fractions:
140/180 - 540/180 = 140 - 540/180 = -400/180 - After reducing the fraction, the answer is -20/9
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