Question
Peter has 110 buttons. Shiyun has 290 buttons.
  1. How many more buttons does Shiyun have than Peter?
  2. How many buttons do both of them have?
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Peter has 110 buttons. Shiyun has 290 buttons.
  1. How many more buttons does Shiyun have than Peter?
  2. How many buttons do both of them have?