Question
What are the missing numbers?
1512, 3322, (a) _____, 3358, (b) _____, 3394
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?
1512, 3322, (a) _____, 3358, (b) _____, 3394