Allan brought 6 balloons and Jake brought 3 balloons to the park. Jake then bought 4 more balloons at the park. How many more balloons did Jake have than Allan in the park?
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Allan brought 6 balloons and Jake brought 3 balloons to the park. Jake then bought 4 more balloons at the park.

That means Jake had a total of 7 balloons in the park. 

Allan had a total of 6 balloons in the park. 

Jake had 1 more balloon than Allan in the park.