Question
There are 70 stickers in Box H and 40 stickers in Box J.
Some stickers are transferred from Box H to Box J.
Box H has 20 more stickers than Box J.
How many stickers are transferred from Box H to Box J?
4 m

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There are 70 stickers in Box H and 40 stickers in Box J.
Some stickers are transferred from Box H to Box J.
Box H has 20 more stickers than Box J.
How many stickers are transferred from Box H to Box J?