Subtract 20/5 from 45/16
1st number: 2 13/16, 2nd number: 4 0/5
45/16 - 20/5 is -19/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 5 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
45/16 = 45 × 5/16 × 5 = 225/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
20/5 = 20 × 16/5 × 16 = 320/80 - Subtract the two like fractions:
225/80 - 320/80 = 225 - 320/80 = -95/80 - After reducing the fraction, the answer is -19/16
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