Question
Mrs Vincent bought 4 tubs of mochi balls. There are 30 mochi balls in each tub. She gave 310 of the mochi balls to her children and some to her students. She had 23 mochi balls left. How many mochi balls did she give to her students?
4 m

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Mrs Vincent bought 4 tubs of mochi balls. There are 30 mochi balls in each tub. She gave 310 of the mochi balls to her children and some to her students. She had 23 mochi balls left. How many mochi balls did she give to her students?