Add 12/16 and 20/5
1st number: 12/16, 2nd number: 4 0/5
12/16 + 20/5 is 19/4.
Steps for adding 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,
12/16 = 12 × 5/16 × 5 = 60/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
20/5 = 20 × 16/5 × 16 = 320/80 - Add the two like fractions:
60/80 + 320/80 = 60 + 320/80 = 380/80 - 380/80 simplified gives 19/4
- So, 12/16 + 20/5 = 19/4
In mixed form: 43/4
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