Acalculator that reads 528.
the calculator shows the result that luiza got after evaluating th...
Mathematics, 17.12.2019 20:31 camrynhelm8278
Acalculator that reads 528.
the calculator shows the result that luiza got after evaluating the expression 9 × (52 + 18) + 42. she checked her work by rounding all of the values to the nearest ten and comparing it to the calculator result. which is true regarding her estimate and the accuracy of her calculator result?
the estimated result is 560, which suggests the calculator is correct.
the estimated result is 740, which suggests the calculator is incorrect.
the estimated result is 840, which suggests the calculator is incorrect.
the estimated result is 1,100, which suggests the calculator is incorrect.
Answers: 3
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