Question
PSLE
Betty made some puffs to sell. 34 of them were chicken puffs and the rest were beef puffs. After selling 231 beef puffs and 56 of the chicken puffs, she had 15 of the puffs left. How many puffs did Betty sell?
4 m

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PSLE
Betty made some puffs to sell. 34 of them were chicken puffs and the rest were beef puffs. After selling 231 beef puffs and 56 of the chicken puffs, she had 15 of the puffs left. How many puffs did Betty sell?