Question
What are the missing numbers?
3279, (a) _____ , 3359, 3399, (b) _____ , 3479
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?
3279, (a) _____ , 3359, 3399, (b) _____ , 3479