Question
PSLE
George had 20 more five-dollar notes than ten-dollar notes at first. He exchanged $200 worth of ten-dollar notes for five-dollar notes. How many less ten-dollar notes than five-dollar notes did George have after the exchange?
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PSLE
George had 20 more five-dollar notes than ten-dollar notes at first. He exchanged $200 worth of ten-dollar notes for five-dollar notes. How many less ten-dollar notes than five-dollar notes did George have after the exchange?