Subtract 21/6 from 40/36
1st number: 1 4/36, 2nd number: 3 3/6
40/36 - 21/6 is -43/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 6 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
40/36 = 40 × 1/36 × 1 = 40/36 - Likewise, for the 2nd fraction, since 6 × 6 = 36,
21/6 = 21 × 6/6 × 6 = 126/36 - Subtract the two like fractions:
40/36 - 126/36 = 40 - 126/36 = -86/36 - After reducing the fraction, the answer is -43/18
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