Mathematics, 22.10.2020 08:01 cotyross

John sister went shopping with him. She expected to spend $100 on clothes, but only spent $10. Jonah wanted to help her calculate the percent error, but he thinks he may have made a mistake. Are his calculations below correct? Why or why not?

John sister went shopping with him. She expected to spend $100 on clothes, but only spent $10. Jona

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John sister went shopping with him. She expected to spend $100 on clothes, but only spent $10. Jonah...