6. Carla used a calculator and found out that 31.5 x 21.68 = 682.92. She is suspicious about her answer because it doesn't have three decimal places in it. Explain to her why the answer is correct by reasoning about the size of the factors, and also why her answer doesn't have 2 + 1 = 3 decimal places.
6. Carla used a calculator and found out that 31.5 x 21.68 = 682.92. She is suspicious about her answer because it doesn't have three decimal places in it. Explain to her why the answer is correct by reasoning about the size of the factors, and also why her answer doesn't have 2 + 1 = 3 decimal places.
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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![6. Carla used a calculator and found out that 31.5 x 21.68 = 682.92. She is suspicious about her
answer because it doesn't have three decimal places in it. Explain to her why the answer is
correct by reasoning about the size of the factors, and also why her answer doesn't have 2 + 1 =
3 decimal places.
406 words
English (United States)
Focus
MacBook Air](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F615c8a3a-d587-45c6-8fe6-a46d72be07c2%2F394f68bb-3fb1-403e-b3d6-0f20f52d970e%2F8mlwxkd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:6. Carla used a calculator and found out that 31.5 x 21.68 = 682.92. She is suspicious about her
answer because it doesn't have three decimal places in it. Explain to her why the answer is
correct by reasoning about the size of the factors, and also why her answer doesn't have 2 + 1 =
3 decimal places.
406 words
English (United States)
Focus
MacBook Air
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