Question
PSLE
Olivia bought 12z packets of chocolate bars. Each packet contained 15 chocolate bars. After eating 3 packets of chocolate bars, how many chocolate bars had she left? Give the answer in terms of z in the simplest form.
2 m

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PSLE
Olivia bought 12z packets of chocolate bars. Each packet contained 15 chocolate bars. After eating 3 packets of chocolate bars, how many chocolate bars had she left? Give the answer in terms of z in the simplest form.