Subtract 30/40 from 48/4
1st number: 12 0/4, 2nd number: 30/40
48/4 - 30/40 is 45/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
48/4 = 48 × 10/4 × 10 = 480/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
30/40 = 30 × 1/40 × 1 = 30/40 - Subtract the two like fractions:
480/40 - 30/40 = 480 - 30/40 = 450/40 - After reducing the fraction, the answer is 45/4
- In mixed form: 111/4
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