乗法

[0] (-2) ✕ (+4) =

-8

[1] (+4) ✕ (-3) =

-12

[2] (-7) ✕ (+3) =

-21

[3] (-6) ✕ (-8) =

+48

[4] (+7) ✕ (+8) =

+56

[5] (-3) ✕ (-5) =

+15

[6] (+3) ✕ (-6) =

-18

[7] (+7) ✕ (+6) =

+42

[8] (+7) ✕ (+9) =

+63

[9] (-4) ✕ (+6) =

-24




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