Question
What are the missing numbers?
3909, (a) _____ , 4009, 4059, (b) _____ , 4159
1 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 numbers?
3909, (a) _____ , 4009, 4059, (b) _____ , 4159