Subtract 21/36 from 75/6
1st number: 12 3/6, 2nd number: 21/36
75/6 - 21/36 is 143/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 6 × 6 = 36,
75/6 = 75 × 6/6 × 6 = 450/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
21/36 = 21 × 1/36 × 1 = 21/36 - Subtract the two like fractions:
450/36 - 21/36 = 450 - 21/36 = 429/36 - After reducing the fraction, the answer is 143/12
- In mixed form: 1111/12
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