Question
PSLE
At first, Shiyun had 99 stamps and some erasers. After she gave away 77 stamps and 30% of the erasers, she had a total of 78 stamps and erasers. How many erasers did Shiyun give away?
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PSLE
At first, Shiyun had 99 stamps and some erasers. After she gave away 77 stamps and 30% of the erasers, she had a total of 78 stamps and erasers. How many erasers did Shiyun give away?