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7 October, 01:23

7 birds are on a fence, half of them fly away, then 2 come back. How many birds are left on the fence?

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  1. 7 October, 03:51
    0
    5

    Step-by-step explanation:

    half of 7 is 3.5 so we round to 4 because we can't have half a bird.

    and 2 come back so

    7-4+2=5
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