Add 28/9 and 84/20
1st number: 3 1/9, 2nd number: 4 4/20
28/9 + 84/20 is 329/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
28/9 = 28 × 20/9 × 20 = 560/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
84/20 = 84 × 9/20 × 9 = 756/180 - Add the two like fractions:
560/180 + 756/180 = 560 + 756/180 = 1316/180 - 1316/180 simplified gives 329/45
- So, 28/9 + 84/20 = 329/45
In mixed form: 714/45
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