Subtract 45/14 from 42/36
1st number: 1 6/36, 2nd number: 3 3/14
42/36 - 45/14 is -43/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 14 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
42/36 = 42 × 7/36 × 7 = 294/252 - Likewise, for the 2nd fraction, since 14 × 18 = 252,
45/14 = 45 × 18/14 × 18 = 810/252 - Subtract the two like fractions:
294/252 - 810/252 = 294 - 810/252 = -516/252 - After reducing the fraction, the answer is -43/21
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