[tex]( – 4) + ( + 9) = \\ ( – 7) – ( + 1) = \\ ( + 63) \div ( – 7) = \\ ( – 2) \times ( + 5) = \\ ( – 5) – ( + 3) = \\

[tex]( – 4) + ( + 9) = \\ ( – 7) – ( + 1) = \\ ( + 63) \div ( – 7) = \\ ( – 2) \times ( + 5) = \\ ( – 5) – ( + 3) = \\ ( + 8) – ( + 6) = [/tex]

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