Question
Complete the number pattern. Fill in the missing number.
4980, (a)          , 4982, 4983, (b)           , 4985
1 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Complete the number pattern. Fill in the missing number.
4980, (a)          , 4982, 4983, (b)           , 4985