Question
Olivia, Wendy and Xuan have 399 erasers altogether. After Wendy gave Xuan 51 erasers and Xuan gave Olivia 10 erasers, they all have equal number of erasers.
  1. How many erasers did each girl have in the end?
  2. How many erasers did Xuan have at first?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Olivia, Wendy and Xuan have 399 erasers altogether. After Wendy gave Xuan 51 erasers and Xuan gave Olivia 10 erasers, they all have equal number of erasers.
  1. How many erasers did each girl have in the end?
  2. How many erasers did Xuan have at first?