Question
Mr Oscar had 50 basketballs. He gave 12 of his basketballs to Ryan. During the practice, Mr Oscar lost 4 basketballs. How many basketballs did Mr Oscar have in the end?
4 m

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Mr Oscar had 50 basketballs. He gave 12 of his basketballs to Ryan. During the practice, Mr Oscar lost 4 basketballs. How many basketballs did Mr Oscar have in the end?