Subtract 20/60 from 45/30
1st number: 1 15/30, 2nd number: 20/60
45/30 - 20/60 is 7/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
45/30 = 45 × 2/30 × 2 = 90/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
20/60 = 20 × 1/60 × 1 = 20/60 - Subtract the two like fractions:
90/60 - 20/60 = 90 - 20/60 = 70/60 - After reducing the fraction, the answer is 7/6
- In mixed form: 11/6
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