Question
PSLE
Kathy had rubber balls for sale. In the morning, she sold 25 of the rubber balls. In the afternoon, she sold 49 of the remaining rubber balls. After that, there were 30 rubber balls left. How many rubber balls did Kathy have at first?
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PSLE
Kathy had rubber balls for sale. In the morning, she sold 25 of the rubber balls. In the afternoon, she sold 49 of the remaining rubber balls. After that, there were 30 rubber balls left. How many rubber balls did Kathy have at first?