Level 3
Chris has 70 stickers.
Adam has 3 times as many stickers as Bryan.
Chris has 10 stickers more than Bryan.
How many stickers does Chris have more than Bryan?
Level 3
200 stickers are in 3 packets.
The 1st packet has 3 times as many stickers as the 2nd packet.
There are 80 stickers in the 3rd packet.
How many stickers are in the 1st packet?