Subtract 20/50 from 90/6
1st number: 15 0/6, 2nd number: 20/50
90/6 - 20/50 is 73/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 6 × 25 = 150,
90/6 = 90 × 25/6 × 25 = 2250/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
20/50 = 20 × 3/50 × 3 = 60/150 - Subtract the two like fractions:
2250/150 - 60/150 = 2250 - 60/150 = 2190/150 - After reducing the fraction, the answer is 73/5
- In mixed form: 143/5
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