Question
There are 66 blue balls and 26 green balls in a basket. 311 of the blue balls are blemished. All the green balls are not blemished. How many more blue balls than green balls are not blemished?
4 m

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There are 66 blue balls and 26 green balls in a basket. 311 of the blue balls are blemished. All the green balls are not blemished. How many more blue balls than green balls are not blemished?