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

      6 N 3 5
+    2 1 P 3
      6 3 7 5
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. N
  2. P

      6 N 3 5
+    2 1 P 3
      6 3 7 5