Subtract 20/10 from 45/6
1st number: 7 3/6, 2nd number: 2 0/10
45/6 - 20/10 is 11/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
45/6 = 45 × 5/6 × 5 = 225/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
20/10 = 20 × 3/10 × 3 = 60/30 - Subtract the two like fractions:
225/30 - 60/30 = 225 - 60/30 = 165/30 - After reducing the fraction, the answer is 11/2
- In mixed form: 51/2
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