Add 80/12 and 4/20
1st number: 6 8/12, 2nd number: 4/20
80/12 + 4/20 is 103/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
80/12 = 80 × 5/12 × 5 = 400/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
4/20 = 4 × 3/20 × 3 = 12/60 - Add the two like fractions:
400/60 + 12/60 = 400 + 12/60 = 412/60 - 412/60 simplified gives 103/15
- So, 80/12 + 4/20 = 103/15
In mixed form: 613/15
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