Subtract 42/48 from 9/3
1st number: 3 0/3, 2nd number: 42/48
9/3 - 42/48 is 17/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 3 × 16 = 48,
9/3 = 9 × 16/3 × 16 = 144/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
42/48 = 42 × 1/48 × 1 = 42/48 - Subtract the two like fractions:
144/48 - 42/48 = 144 - 42/48 = 102/48 - After reducing the fraction, the answer is 17/8
- In mixed form: 21/8
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