Question

Using suitable properties of integers, evaluate the following:
(a) (-20) X (-2) X (-5) X 7                 
(b) 52 X (-8) + (-52) X 2                
(c) (-41) X 103​

Answer 1

Answer:

(a) 40x(-5)x7

-200x7

-1400

(b) -416-52x2

-416-104

416-104

-520

(c) -4223