Question
Shiyun used 47 of the flour to bake a pizza. She used 18 of the remaining flour to bake some wafers. Given that Shiyun was left with 309 g of flour, how much flour did she have at first? Leave your answer in g.
4 m

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Shiyun used 47 of the flour to bake a pizza. She used 18 of the remaining flour to bake some wafers. Given that Shiyun was left with 309 g of flour, how much flour did she have at first? Leave your answer in g.