Question
PSLE
Find the value of the following when z = 2.
  1. 20 - 5z
  2. 5z - 18
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
Find the value of the following when z = 2.
  1. 20 - 5z
  2. 5z - 18