Add 72/20 and 80/6
1st number: 3 12/20, 2nd number: 13 2/6
72/20 + 80/6 is 254/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 6 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
72/20 = 72 × 3/20 × 3 = 216/60 - Likewise, for the 2nd fraction, since 6 × 10 = 60,
80/6 = 80 × 10/6 × 10 = 800/60 - Add the two like fractions:
216/60 + 800/60 = 216 + 800/60 = 1016/60 - 1016/60 simplified gives 254/15
- So, 72/20 + 80/6 = 254/15
In mixed form: 1614/15
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