Question
PSLE
Elyse had 7r chikoos. She ate 5 chikoos and gave 2r chikoos to her cousins. Elyse's sisters then ate half of the remaining chikoos. How many chikoos had she left? Give your answer in terms of r in the simplest form.
2 m

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PSLE
Elyse had 7r chikoos. She ate 5 chikoos and gave 2r chikoos to her cousins. Elyse's sisters then ate half of the remaining chikoos. How many chikoos had she left? Give your answer in terms of r in the simplest form.