Level 1
Si Min had 5 twenty-cent coins and 7 ten-cent coins. What fraction of the coins were ten-cent coins?
1 m
Level 3
4 children have some stickers.
Adam's number of stickers is tripled.
Bryan's number of stickers is quadrupled.
Chris' number of stickers is doubled.
David's number of stickers is halved.
In the end, all have 60 stickers each.
  1. How many stickers does Adam have at first?
  2. How many stickers does Bryan have at first?
  3. How many stickers does Chris have at first?
  4. How many stickers does David have at first?
4 m
Level 3
4 children have the same number of stickers at first.
Adam's number of stickers is tripled.
Bryan's number of stickers is quadrupled.
Chris' number of stickers is doubled.
David's number of stickers is halved.
In the end, they have 950 stickers.
  1. How many stickers does Adam have in the end?
  2. How many stickers does Bryan have in the end?
  3. How many stickers does Chris have in the end?
  4. How many stickers does David have in the end?
4 m
Level 2
25 of the toys in a container are dolls. The remaining toys are made up of an equal number of planes and cars. What is the percentage of toy cars in the container?
2 m
Level 2
3 children have some stickers.
Adam has 15 of the total number of stickers.
Bryan has 300 more than Adam.
Chris has 1200 stickers.
What is the total number of stickers that the 3 children have?
2 m