Question

1. Represent the following numbers with appropriate sign plus or minus:
(i) 20m below sea lavel
(ii) Going 3km North
Loss of weight by 5kg
(iv) A loss of Rs 100
Temperature 30°C above freezing point (vi) Increase in population by 50,000
(v)​

Answer 1

Answer:

(i) -20m.

(ii)+3km.

(iii)-5kg.

(iv)-100

(v)+30°C.

(vi)+50,000.