Question

you have 20 packs of stickers. each pack has 10 stickers. you need 400 sickers for project.how many more packs of stickers do you need ?

Answer 1

You need 20 more packs

Answer 2

You need 40 packs of stickers.

Explanation:

20x10=200 stickers

Double it and you'll get 40x10=400