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Susan finished typing 1/9 of an article in the first houe and finished 1.4 of the remaining in the second hour. she then typed 2.3 of the leftover from the first two hours in the third hour.

left over from the first hour= 8/9
fraction of article typed on 2nd hour= 4/9???
leftover from the first two hours= 5/9??
fraction of article typed on 3rd hour=2/3????
fraction of the article typed in these 3 hours= ???


The fraction in the second hour...1/4 of 8/9 or 2/9 typed, or now 6/9 remaining.

fraction typed in third hour 2/3 of 6/9 or 4/9, so left over now is 6/9-4/9 or 2/9

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