Question
Xuan had 280 erasers. Mary had 140 erasers. She threw away 28 erasers and Xuan bought another 34 erasers.
  1. How many erasers did Mary have in the end?
  2. How many more erasers did Xuan have than Mary in the end?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Xuan had 280 erasers. Mary had 140 erasers. She threw away 28 erasers and Xuan bought another 34 erasers.
  1. How many erasers did Mary have in the end?
  2. How many more erasers did Xuan have than Mary in the end?