Question
PSLE
Reggie had 10 more two-dollar notes than ten-dollar notes at first. He exchanged $170 worth of ten-dollar notes for two-dollar notes. How many more two-dollar notes than ten-dollar notes did Reggie have after the exchange?
2 m

Click button first when a symbol is required. X

PSLE
Reggie had 10 more two-dollar notes than ten-dollar notes at first. He exchanged $170 worth of ten-dollar notes for two-dollar notes. How many more two-dollar notes than ten-dollar notes did Reggie have after the exchange?