Math in Focus Grade 2 Chapter 15 Practice 2 Answer Key Multiplying 3: Using Dot Paper

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This handy Math in Focus Grade 2 Workbook Answer Key Chapter 15 Practice 2 Multiplying 3: Using Dot Paper detailed solutions for the textbook questions.

Math in Focus Grade 2 Chapter 15 Practice 2 Answer Key Multiplying 3: Using Dot Paper

Use dot paper to solve.

Example
Sally buys 4 lanterns. Each lantern costs $3. How much does Sally pay for the lanterns?
Math in Focus Grade 2 Chapter 15 Practice 2 Answer Key Multiplying 3 Using Dot Paper 1

Question 1.
Nicole buys 6 soup bowls. Each soup bowl costs $3. How much does she pay for all the soup bowls?
Math in Focus Grade 2 Chapter 15 Practice 2 Answer Key Multiplying 3 Using Dot Paper 2
___________ × $3 = $___________
She pays $__________ for all the soup bowls.
Answer:
6 x $3 = $18
She pays $18 for all the soup bowls.

Use dot paper to solve.

Question 2.
There are 7 tricycles. Each tricycle has 3 wheels. How many wheels are there in all?
Math in Focus Grade 2 Chapter 15 Practice 2 Answer Key Multiplying 3 Using Dot Paper 3
___________ × ___________ = ___________
There are ___________ wheels in all.
Answer:
7 x 3 = 21
There are 21 wheels in all.

Question 3.
There are 8 groups of children in the class. There are 3 children in each group. How many children are there in the class?
Math in Focus Grade 2 Chapter 15 Practice 2 Answer Key Multiplying 3 Using Dot Paper 4
___________ × ___________ = ___________
There are ___________ children in the class.
Answer:
8 x 3 = 24
There are 24 children in the class.

Use dot paper to help you fill in the blanks.

Example
Math in Focus Grade 2 Chapter 15 Practice 2 Answer Key Multiplying 3 Using Dot Paper 5

Question 4.
Math in Focus Grade 2 Chapter 15 Practice 2 Answer Key Multiplying 3 Using Dot Paper 6
5 × 3 = ____________
7 × 3 = 5 groups of 3 + __________ groups of 3
= __________ + ___________
= ___________
Answer:
5 × 3 = 15
7 × 3 = 5 groups of 3 + 2 groups of 3
= 15 + 6
= 21.

Use dot paper to help you fill in the blanks.

Question 5.
Math in Focus Grade 2 Chapter 15 Practice 2 Answer Key Multiplying 3 Using Dot Paper 7
10 × 3 = ____________
9 × 3 = 10 groups of 3 – __________ groups of 3
= __________ – ___________
= ___________
Answer:
10 × 3 = 30
9 × 3 = 10 groups of 3 – 1 groups of 3
= 30 – 3
= 27.

Question 6.
Math in Focus Grade 2 Chapter 15 Practice 2 Answer Key Multiplying 3 Using Dot Paper 8
10 × 3 = ____________
8 × 3 = 10 groups of 3 – __________ groups of 3
= __________ – ___________
= ___________
Answer:
10 × 3 = 30
8 × 3 = 10 groups of 3 – 2 groups of 3
= 30 – 6
= 24.

Use dot paper to help you fill in the blanks.

Example
Math in Focus Grade 2 Chapter 15 Practice 2 Answer Key Multiplying 3 Using Dot Paper 9

Question 7.
___________ × 3 = 18
3 × __________ = 18
Answer:
6 x 3 =  18
3 x 6 = 18.

Question 8.
___________ × 3 = 21
3 × __________ = 21
Answer:
7 x 3 = 21
3 x 7 = 21

Question 9.
8 × 3 = __________
3 × 8 = __________
Answer:
8 x 3 = 24
3 x 8 = 24

Question 10.
___________ × 3 = 27
3 × __________ = 27
Answer:
9 x 3 = 27
3 x 9 = 27.

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