Negative Integer
-4
-4 - 0 = -4
-4 × 2.5 = 10
-4 ÷ 4 = -1
-4 + -2 = -6
Positive Integer
5
5 - 9 = -4
5 × 2 = 10
5 ÷ -5 = -1
5 + -11 = -6
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