Subtract 10/42 from 36/27
1st number: 1 9/27, 2nd number: 10/42
36/27 - 10/42 is 23/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 42 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 27 × 14 = 378,
36/27 = 36 × 14/27 × 14 = 504/378 - Likewise, for the 2nd fraction, since 42 × 9 = 378,
10/42 = 10 × 9/42 × 9 = 90/378 - Subtract the two like fractions:
504/378 - 90/378 = 504 - 90/378 = 414/378 - After reducing the fraction, the answer is 23/21
- In mixed form: 12/21
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