Question
What are the missing digits?
  1. C
  2. D
   8 D 4 6
+    6 C 3
   9 4 1 9

2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

What are the missing digits?
  1. C
  2. D
   8 D 4 6
+    6 C 3
   9 4 1 9