Subtract 18/60 from 21/6
1st number: 3 3/6, 2nd number: 18/60
21/6 - 18/60 is 16/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 6 × 10 = 60,
21/6 = 21 × 10/6 × 10 = 210/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
18/60 = 18 × 1/60 × 1 = 18/60 - Subtract the two like fractions:
210/60 - 18/60 = 210 - 18/60 = 192/60 - After reducing the fraction, the answer is 16/5
- In mixed form: 31/5
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