Question
Find the missing digits.
  1. P
  2. Q

      4 P 2 4
+    2 1 Q 4
      6 6 5 1
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. P
  2. Q

      4 P 2 4
+    2 1 Q 4
      6 6 5 1