Subtract 3/48 from 54/42
1st number: 1 12/42, 2nd number: 3/48
54/42 - 3/48 is 137/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 42 × 8 = 336,
54/42 = 54 × 8/42 × 8 = 432/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
3/48 = 3 × 7/48 × 7 = 21/336 - Subtract the two like fractions:
432/336 - 21/336 = 432 - 21/336 = 411/336 - After reducing the fraction, the answer is 137/112
- In mixed form: 125/112
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