Subtract 21/75 from 36/12
1st number: 3 0/12, 2nd number: 21/75
36/12 - 21/75 is 68/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 12 × 25 = 300,
36/12 = 36 × 25/12 × 25 = 900/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
21/75 = 21 × 4/75 × 4 = 84/300 - Subtract the two like fractions:
900/300 - 84/300 = 900 - 84/300 = 816/300 - After reducing the fraction, the answer is 68/25
- In mixed form: 218/25
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