Subtract 45/5 from 50/4
1st number: 12 2/4, 2nd number: 9 0/5
50/4 - 45/5 is 7/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
50/4 = 50 × 5/4 × 5 = 250/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
45/5 = 45 × 4/5 × 4 = 180/20 - Subtract the two like fractions:
250/20 - 180/20 = 250 - 180/20 = 70/20 - After reducing the fraction, the answer is 7/2
- In mixed form: 31/2
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