Answers ACHS-Fundamental Algebra A-CR Estimating and Finding Decimal ProductsQuestion 9

9

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Estimating and Finding Decimal Products

Question 9 • ACHS-Fundamental Algebra A-CR

Find the exact product. What can you say about Mario’s estimates? Check all that apply.

Answer

A

Using compatible numbers gave an answer closer to the exact answer.

B

Rounding to the nearest whole number gave an answer closer to the exact answer.

C

Both methods gave a reasonable estimate for the exact answer.

D

Mario made errors in both estimates, so neither is reasonable.

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