Question
Riordan has 149 mochi balls. He puts 5 mochi balls in each packet, except the last packet which has fewer than 5 mochi balls. How many more mochi balls does Riordan need so that he has exactly 5 mochi balls in each packet?
2 m

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Riordan has 149 mochi balls. He puts 5 mochi balls in each packet, except the last packet which has fewer than 5 mochi balls. How many more mochi balls does Riordan need so that he has exactly 5 mochi balls in each packet?