Question
Tom used 38 of the flour to bake some cookies. He used 310 of the flour to bake some puffs. Given that Tom was left with 130 g of flour, how much flour did he have at first? Leave your answer in grams.
4 m

Click button first when a symbol is required. X

Tom used 38 of the flour to bake some cookies. He used 310 of the flour to bake some puffs. Given that Tom was left with 130 g of flour, how much flour did he have at first? Leave your answer in grams.