Question

answer for the 1st one and the 3rd question​

Answer 1

1.

a) (-30)÷10=-3

FORMULA =

(+)×(+)=+

(+)×(-)=-

(-)×(-)=+

(-)×(+)=-

NOW , YOU CAN MAKE ALL QUESTION.

2.

a)369÷1=369

NOW , YOU CAN MAKE ALL QUESTION OF IT .

HOPE IT HELPS YOU

Answer 2

Answer:

$\rule{200}3$

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Q.3a)1

b)75

c)-206

d)-1

e)-87

f)-48

g)-10

h)-12

Thank you ☺✌..