Into Math Grade 4 Module 5 Lesson 4 Answer Key Multiply Using Partial Products

We included HMH Into Math Grade 4 Answer Key PDF Module 5 Lesson 4 Multiply Using Partial Products to make students experts in learning maths.

HMH Into Math Grade 4 Module 5 Lesson 4 Answer Key Multiply Using Partial Products

I Can record partial products to multiply a multi-digit number by a 1-digit number.

Spark Your Learning

The Monstrosity Roller Coaster has seats for 136 riders. The roller coaster completes 4 runs each half hour. If all the seats on the roller coaster are filled each run, how many people can ride in a half hour?
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Answer:

Explanation:
544 can ride the roller coaster in a half hour.

Turn and Talk How can you use place value to help you multiply?

Build Understanding

1. On Saturday, 264 people ride a carousel in the park. On Sunday, 3 times as many people ride the carousel. How many people ride the carousel on Sunday?
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A. What is the first step for showing the problem in an area model?
Answer:
The first step for showing the area model is to express the number in expanded form.
B. Why do you multiply the hundreds first?
Answer:

Explanation:
I multiplied hundreds first to find the sum of all partial products we need to find the product of big number first.

Write the partial products in each section of the area model.

C. How can you use place value to help you record the partial products and find the whole product?
Answer:
The place value helps us to multiply with the hundreds, tens and ones separately to find the partial products and the whole product.

D. How many people rode the carousel on Sunday?
Answer:
792 people rode the carousel on Sunday.

E. How can you determine if your answer is reasonable?
Answer:
My estimate is 260 x 3 = 780
The product of 264 and 3 is 792
Both the answers are close. So, my answer is reasonable.

Step It Out

2. Treetop Academy is ordering notebooks for each of their 2,356 students. How many notebooks should they order?
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Use what you know about expanded form, partial products, and place value to find the product.

A. Multiply: __ × ___ Estimate: ____
2300 x 4 = 9200
B. Use expanded form to break apart the greater factor.
___ + ___ + ___ + ____
Answer:
2356 = 2000 + 300 + 50 + 6.
C. Multiply and record the partial products. Then add the partial products.
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D. Is your answer reasonable? Explain.
__________________________
Answer:

Explanation:
Yes, my answer is reasonable.

Check Understanding Math Board

Estimate. Then use partial products to find the product.

Question 1.
Estimate: ____
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Answer:

Explanation:
Estimate = 35 x 7 = 245
The product of 34 and 7 is 238.

Question 2.
Estimate: ____
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Answer:

Explanation:
Estimate = 500 x 3 = 1500
The product of 496 and 3 is 1488.

Question 3.
Estimate: ____
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Answer:

Explanation:
Estimate = 2500 x 9 = 22500
The product of 2581 and 9 is 23229.

On Your Own

Question 4.
Social Studies In 1908, President Theodore Roosevelt declared the Grand Canyon in Arizona a national monument. By 1919, the Grand Canyon became a national park. Zach, Kate, Dani, and Kito take a trip to visit the Grand Canyon. How much does the trip cost the 4 friends? ____
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Answer:
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