Subtract 7/48 from 42/12
1st number: 3 6/12, 2nd number: 7/48
42/12 - 7/48 is 161/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
42/12 = 42 × 4/12 × 4 = 168/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
7/48 = 7 × 1/48 × 1 = 7/48 - Subtract the two like fractions:
168/48 - 7/48 = 168 - 7/48 = 161/48 - In mixed form: 317/48
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