Question
Valen has 133 mochi balls. He puts 10 mochi balls in each packet, except the last packet which has fewer than 10 mochi balls. How many more mochi balls does Valen need so that he has exactly 10 mochi balls in each packet?
2 m

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Valen has 133 mochi balls. He puts 10 mochi balls in each packet, except the last packet which has fewer than 10 mochi balls. How many more mochi balls does Valen need so that he has exactly 10 mochi balls in each packet?