Subtract 15/75 from 42/12
1st number: 3 6/12, 2nd number: 15/75
42/12 - 15/75 is 33/10.
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,
42/12 = 42 × 25/12 × 25 = 1050/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
15/75 = 15 × 4/75 × 4 = 60/300 - Subtract the two like fractions:
1050/300 - 60/300 = 1050 - 60/300 = 990/300 - After reducing the fraction, the answer is 33/10
- In mixed form: 33/10
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