Question
Emily had some chilli powder in a container. She used 312 kg of the chilli powder in the morning. She added 5 kg of chilli powder into the same container in the afternoon. There was 516 kg of chilli powder in the container in the end. How much chilli powder did Emily have at first? Express your answer in its simplest form.
4 m

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Emily had some chilli powder in a container. She used 312 kg of the chilli powder in the morning. She added 5 kg of chilli powder into the same container in the afternoon. There was 516 kg of chilli powder in the container in the end. How much chilli powder did Emily have at first? Express your answer in its simplest form.