Question
Betty baked some puffs. 13 of them were banana puffs. 38 of them were durian puffs and the rest were cheese puffs. She baked 20 more durian puffs than cheese puffs. How many puffs did she bake altogether?
4 m

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Betty baked some puffs. 13 of them were banana puffs. 38 of them were durian puffs and the rest were cheese puffs. She baked 20 more durian puffs than cheese puffs. How many puffs did she bake altogether?