Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add

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Practice the problems of Math in Focus Grade 1 Workbook Answer Key Chapter 8 Practice 3 Ways to Add to score better marks in the exam.

Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add

Complete each addition sentence.

Example
What is double 1?
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 1
Double 1 means to add 1 more to 1.
1 + 1 = 2

Question 1.
What is double 2?
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 2
Double 2 means to add ___ more to 2.
___ + ___ = ____
Answer:
Double 2 means to add 2 more to 2.
2 + 2 = 4

Question 2.
What is double 3?
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 3
Double 3 means to add ___ more to 3.
____ + ___ = ___
Answer:
Double 3 means to add 3 more to 3.
3 + 3 = 6

Question 3.
4 + 4 = ____
Answer: 8

Question 4.
5 + 5 = ____
Answer: 10

Complete each addition sentence.

Question 5.
a. 3 + 3 = ____
3 + 4 = ____
Answer:
3 + 3 = 6
3 + 4 = 7

b. 3 + 3 is double ____
3 + 4 is double ____ plus ____
Answer:
3 + 3 is double 6
3 + 4 is double 6 plus 1

Complete the number bonds. Then fill in the blanks.

Example
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 4

Question 6.
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 5
Answer:
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add_1

Question 7.
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 6
Answer:
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add_2

Use doubles facts to complete the addition sentences.

Example
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 7

Question 8.
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 8
Answer: 0 + 0 = 0

Question 9.
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 9
Answer: 6 + 6 = 12

Question 10.
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 10
Answer: 5 + 5 = 10

Question 11.
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 11
Answer: 8 + 8 = 16

Question 12.
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 12
Answer: 9 + 9 = 18

Question 13.
Math in Focus Grade 1 Chapter 8 Practice 3 Answer Key Ways to Add 13
Answer: 10 + 10 = 20

Add the doubles-plus one numbers. Use doubles facts to help you. Then write the doubles fact you used.

Example
5 + 6 = 11
Doubles fact: 5 + 5 = 10

Question 14.
7 + 6 = ____
Doubles fact: ___ + ____ = _____
Answer:
7 + 6 = 13
Doubles fact: 6 + 6 = 12

Question 15.
7 + 8 = ____
Doubles fact: ___ + ____
Answer:
7 + 8 = 15
Doubles fact: 7 + 7 = 14

Question 16.
9 + 10 = ____
Doubles fact: ___ + ____
Answer:
9 + 10 = 19
Doubles fact: 9 + 9 = 18

Question 17.
8 + 9 = ____
Doubles fact: ___ + ____
Answer:
8 + 9 = 17
Doubles fact: 8 + 8 = 16

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