Question
PSLE
Find the value of the following when z = 9.
  1. 20 + 7z
  2. z - 15
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 = 9.
  1. 20 + 7z
  2. z - 15