Add 20/80 and 12/4
1st number: 20/80, 2nd number: 3 0/4
20/80 + 12/4 is 13/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 4 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
20/80 = 20 × 1/80 × 1 = 20/80 - Likewise, for the 2nd fraction, since 4 × 20 = 80,
12/4 = 12 × 20/4 × 20 = 240/80 - Add the two like fractions:
20/80 + 240/80 = 20 + 240/80 = 260/80 - 260/80 simplified gives 13/4
- So, 20/80 + 12/4 = 13/4
In mixed form: 31/4
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