Question
Adam has 280 green stickers and red stickers.
80% of them are green stickers and the rest are red stickers.
When Adam gives away some green stickers,
30% of the remaining stickers are green stickers.
How many stickers does Adam give away?
4 m

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Adam has 280 green stickers and red stickers.
80% of them are green stickers and the rest are red stickers.
When Adam gives away some green stickers,
30% of the remaining stickers are green stickers.
How many stickers does Adam give away?