Add 28/9 and 84/80
1st number: 3 1/9, 2nd number: 1 4/80
28/9 + 84/80 is 749/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 9 × 80 = 720,
28/9 = 28 × 80/9 × 80 = 2240/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
84/80 = 84 × 9/80 × 9 = 756/720 - Add the two like fractions:
2240/720 + 756/720 = 2240 + 756/720 = 2996/720 - 2996/720 simplified gives 749/180
- So, 28/9 + 84/80 = 749/180
In mixed form: 429/180
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