(4 points) When we multiply 2 . 3 × 1 . 7 ,…

(4 points) When we multiply 2 . 3 × 1 . 7 , we first multiply as if the decimal points were not there, and then we place the decimal point in the answer 391. decimal multiplication.jpg a.    How could a student reason about the size of the numbers to determine where to place the decimal point if the student has forgotten the rule about adding the number of places behind the decimal points in 1.7 and 2.3? b.    Explain clearly why the rule for placement of the decimal point in the decimal multiplication problem makes sense. What is the logic behind adding the number of places behind the decimal points? Use the example 2 . 3 × 1 . 7 to discuss this logic. Question: I have written my answer to this question on paper. Type yes or no.

SPEAKING QUESTION: Explain your answer orally to any two pro…

SPEAKING QUESTION: Explain your answer orally to any two problems from questions 6 through 12 of the exam. If the problem has multiple parts (a, b, c), explain all parts.Make sure to use correct math vocabulary and fully explain the topic as if you’re teaching the topic.Do not just read your answers from your written work. Use your answer as a guide but speak as if you’re teaching a lesson. If you’d like to write something during your explanation, you’re welcome to do so.You do not need to use any recording device to do this since Honorlock is already recording your video and audio.Question: I have explained my answer out loud. Type yes or no.

(6 points)Fraction Multiplicationa.    Write a word problem…

(6 points)Fraction Multiplicationa.    Write a word problem for 45×23=? that fits with our definition of multiplication. Explain how your word problem fits with the our definition of multiplication.b.    Pretend you don’t know how to calculate 45×23. Explain how to reason logically using a math drawing, your word problem in part (a), our definitions of multiplication and fractions, and equivalent fractions to solve 45×23=?.Question: I have written my answer to this question on paper. Type yes or no.