Subtract 70/50 from 15/4
1st number: 3 3/4, 2nd number: 1 20/50
15/4 - 70/50 is 47/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 50 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 4 × 25 = 100,
15/4 = 15 × 25/4 × 25 = 375/100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,
70/50 = 70 × 2/50 × 2 = 140/100 - Subtract the two like fractions:
375/100 - 140/100 = 375 - 140/100 = 235/100 - After reducing the fraction, the answer is 47/20
- In mixed form: 27/20
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