Question
Complete the number pattern.

(a)          , 5015, 5715, 6415, (b)         , 7815
2 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.

(a)          , 5015, 5715, 6415, (b)         , 7815