Answers HOPE Scholars- Math Grade 8 Operations with Scientific NotationQuestion 10

10

AssignmentMultiple Choice

Operations with Scientific Notation

Question 10 • HOPE Scholars- Math Grade 8

How can Buster tell without fully performing the calculations?

Answer

A

Buster knows the answer is more than 1, because he can add the exponents to see that the solution will have an exponent of 21.

B

Buster can tell the answer is less than 1, because he can subtract the exponents to see that the solution will have an exponent of –5.

C

Buster knows the answer is more than 1, because 9.763 ÷ 1.56 is more than 1.

D

Buster cannot answer the question without a calculator.

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