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15 January, 21:10

When Joanne checked her work by substituting the value of the variable back into the equation, she got an answer of 12.34 = 12.33. Explain why Joanne could have gotten the answer correct even though she did not get a true statement when she checked her work.

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  1. 15 January, 21:16
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    See could have got the correct answer because if there was more numbers in the decimal you can round it to get. 34 or because both answers have 12.3 and it doesnt matter about the other numbers after 3
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