Question
Adam has some red stickers and green stickers.
The number of red stickers is increased by 25% to 90.
The number of green stickers is increased by 10% to 99.
  1. How many stickers are there at first?
  2. How many stickers are there in the end?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Adam has some red stickers and green stickers.
The number of red stickers is increased by 25% to 90.
The number of green stickers is increased by 10% to 99.
  1. How many stickers are there at first?
  2. How many stickers are there in the end?