2/5 + 8/9 = 1 2/5.
2/5 = 18/45
8/9 = 40/45
add them up and you get 58/45
58/45 = 1 and 18/45 or 1 and 2/5 or1.4
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It is eight ninths.
two fifths
The sum of 2/5 and 2/9 is 28/45.
The common denominator of four fifths and two ninths is 45.
14/45 is.