Question
Penelope had some sugar in a container. She used 412 kg of the sugar in the morning. She added 3 kg of sugar into the same container in the afternoon. There was 356 kg of sugar in the container in the end. How much sugar did Penelope have at first? Express your answer in its simplest form.
4 m

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Penelope had some sugar in a container. She used 412 kg of the sugar in the morning. She added 3 kg of sugar into the same container in the afternoon. There was 356 kg of sugar in the container in the end. How much sugar did Penelope have at first? Express your answer in its simplest form.