Question
Find the missing digits.
  1. Q
  2. R
 
      3 8 7 Q
-        7 R 5
       3 1 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. Q
  2. R
 
      3 8 7 Q
-        7 R 5
       3 1 5 1