Subtract 30/14 from 45/27
1st number: 1 18/27, 2nd number: 2 2/14
45/27 - 30/14 is -10/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 14 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 27 × 14 = 378,
45/27 = 45 × 14/27 × 14 = 630/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
30/14 = 30 × 27/14 × 27 = 810/378 - Subtract the two like fractions:
630/378 - 810/378 = 630 - 810/378 = -180/378 - After reducing the fraction, the answer is -10/21
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