Question
Find the missing digits.
  1. X
  2. Y

      2 X 2 5
+    2 2 Y 2
      3 3 3 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. X
  2. Y

      2 X 2 5
+    2 2 Y 2
      3 3 3 4