Add 72/12 and 80/18
1st number: 6 0/12, 2nd number: 4 8/18
72/12 + 80/18 is 94/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
72/12 = 72 × 3/12 × 3 = 216/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
80/18 = 80 × 2/18 × 2 = 160/36 - Add the two like fractions:
216/36 + 160/36 = 216 + 160/36 = 376/36 - 376/36 simplified gives 94/9
- So, 72/12 + 80/18 = 94/9
In mixed form: 104/9
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