Subtract 5/4 from 42/36
1st number: 1 6/36, 2nd number: 1 1/4
42/36 - 5/4 is -1/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
42/36 = 42 × 1/36 × 1 = 42/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
5/4 = 5 × 9/4 × 9 = 45/36 - Subtract the two like fractions:
42/36 - 45/36 = 42 - 45/36 = -3/36 - After reducing the fraction, the answer is -1/12
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