Question
Cathy and her brother have some buttons. Cathy had 72 more buttons than her brother. After Cathy gave her brother 10 buttons, her brother has 86 buttons now.
  1. How many buttons did her brother have at first?
  2. How many buttons does Cathy have now?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Cathy and her brother have some buttons. Cathy had 72 more buttons than her brother. After Cathy gave her brother 10 buttons, her brother has 86 buttons now.
  1. How many buttons did her brother have at first?
  2. How many buttons does Cathy have now?