Question
Find the missing digits.
  1. Z
  2. A
 
      9 6 6 Z
-        4 A 4
       9 2 4 4
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Find the missing digits.
  1. Z
  2. A
 
      9 6 6 Z
-        4 A 4
       9 2 4 4