1.

Which of the following expressions is equal to -30. (i) -20 – (-5 x 2) (ii) (6 x 10) – (6 x 5) (iii) (2 x 5) + (4 x 5)(iv) (-6) x (+5)

Answer»

(iv) (-6) x (+5)

(i) -20 + (10) = -10 

(ii) 60 – 30 = 30 

(iii) 10 + 20 = 30 

(iv) (-6) x (+5) = – 30


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