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McGraw-Hill Math Grade 3 Answer Key Chapter 6 Lesson 3 Multiplying by 8
Solve
Multiply. Use drawings or objects if you need help.
Question 1.
9 × 8 = 72
Question 2.
2 × 8 = ___
Answer:
Explanation:
I drew 2 rows with 8 circles in each row to show the product
The product of 2 and 8 is 16
So, 2 x 8 = 16.
Question 3.
4 × 8 = __
Answer:
Explanation:
I drew 4 rows with 8 circles in each row to show the product
The product of 4 and 8 is 32
So, 4 x 8 = 32.
Question 4.
7 × 8 = ___
Answer:
Explanation:
I drew 7 rows with 8 circles in each row to show the product
The product of 7 and 8 is 56
So, 7 x 8 = 56.
Question 5.
Answer:
Explanation:
The product any number multiplied by 1 is the number itself
So, 1 x 8 = 8.
Question 6.
Answer:
Explanation:
The product of any number by 0 is 0
So, 0 x 8 = 0.
Question 7.
Answer:
Explanation:
I wrote to show the product of 6 and 8
So, 6 x 8 = 48.
Question 8.
Answer:
Explanation:
I wrote to show the product of 3 and 8
So, 3 x 8 = 24.
Question 9.
Complete the 8s multiplication chart.
Answer:
Explanation:
I wrote to complete the 8s multiplication chart.
Question 10.
Ms. Lybbert has 8 rose bushes in her garden. Each bush has 9 roses. How many roses does she have in all?
Answer:
Explanation:
Ms. Lybbert has 8 rose bushes in her garden
Each bush has 9 roses
I drew 9 rows of 8 circles in each row to show the product
The product of 9 and 8 is 72
9 x 8 = 72
So, Ms. Lybbert has 72 roses in all in her garden.
Question 11.
Ms. Lybbert sells 2 of her rose bushes. How many roses does she have now?
_________________
Answer:
Explanation:
Ms. Lybbert has 8 rose bushes in her garden
Each bush has 9 roses
Ms. Lybbert sells 2 of her rose bushes
8 – 2 = 6
I drew 6 rows of 9 circles in each row to show the product
The product of 6 and 9 is 54
6 x 9 = 54
So, Ms. Lybbert has 54 roses now in her garden.