Add 45/2 and 81/5
1st number: 22 1/2, 2nd number: 16 1/5
45/2 + 81/5 is 387/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
45/2 = 45 × 5/2 × 5 = 225/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
81/5 = 81 × 2/5 × 2 = 162/10 - Add the two like fractions:
225/10 + 162/10 = 225 + 162/10 = 387/10 - So, 45/2 + 81/5 = 387/10
In mixed form: 387/10
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