Question

7×4=28
7×3=_ =28-7
7×2= _ _ = _ - 7
7×0= _ =_ - _
7×-1 =-7 = _ - _
7×-2 = _= _-_
7×-3 = _ = _- _ ​

Answer 1

Answer

Step by step expenditure

Answer 2

Answer:

21

14=14

0=0-7

-6-1

-14=+13-1

-21=-20-1

Step-by-step explanation:

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