Add 5/2 and 12/20
1st number: 2 1/2, 2nd number: 12/20
5/2 + 12/20 is 31/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 2 × 10 = 20,
5/2 = 5 × 10/2 × 10 = 50/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
12/20 = 12 × 1/20 × 1 = 12/20 - Add the two like fractions:
50/20 + 12/20 = 50 + 12/20 = 62/20 - 62/20 simplified gives 31/10
- So, 5/2 + 12/20 = 31/10
In mixed form: 31/10
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