G1 U9 L9 SJ
Applied MP
MPs * Embedded MP
Procedural Lesson Grade 1 · Unit 9 · Lesson 9
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MC: 1.OA.6
Today, I will use the relationship between addition and subtraction to find the related facts.
Vocabulary
Steps
Use the relationship between addition and subtraction to find related facts:
4+5=9 5+4=9
9—5=4
What 3 numbers are used in these related facts?
1. Use the relationship between addition and subtraction to find the related facts. 2. Identify the numbers used in the related facts.
4 5 9
9—4=5
Copyright © Swun Math
Grade 1 Unit 9 Lesson 9 P SJ
8
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/ Directions: Use the relationship between addition and subtraction to complete the related facts. Identify the 3 numbers used.
1.
12 - 7 = 5
What 3 numbers are used in these related facts?
2.
6+2=8
What 3 numbers are used in these related facts?
MP2: What steps helped you solve your problems? MP4: How do you know your answers are correct? MP8: Did you use any shortcuts to solve the problems?
Copyright © Swun Math
Grade 1 Unit 9 Lesson 9 P SJ
Directions: Use the relationship between addition and subtraction to complete the related facts. Identify the 3 numbers used.
1.
11 - 4 = 7
What 3 numbers are used in these related facts?
2.
1+8=9
Copyright © Swun Math
What 3 numbers are used in these related facts?
Grade 1 Unit 9 Lesson 9 P SJ
Name: ____________________________ Date: ______________________________ Directions: Use the relationship between addition and subtraction to complete the related facts. Identify the 3 numbers used.
1.
9 + 2 = 11
What 3 numbers are used in these related facts?
2.
15 - 6 = 9
What 3 numbers are used in these related facts?
3.
3+4=7
Copyright © Swun Math
What 3 numbers are used in these related facts?
Grade 1 Unit 9 Lesson 9 P SJ
Directions: Use the relationship between addition and subtraction to complete the related facts. Identify the 3 numbers used.
4.
4+4=8
What 3 numbers are used in these related facts?
5.
13 - 3 = 10
What 3 numbers are used in these related facts?
6. Are these related facts correct? If not, circle the fact that does not belong and write the fact that is missing.
4 + 7 = 11 7 + 4 = 11 11 - 4 = 7 11 – 7 = 4 Yes Copyright © Swun Math
Missing fact:
No Grade 1 Unit 9 Lesson 9 P SJ
Directions: Choose a fact. Record all the related facts and identify the 3 numbers used.
1.
What 3 numbers are used in these related facts?
2. What 3 numbers are used in these related facts?
*MP3: Do you agree/disagree with what
said?
*MP6: How do you know your answers are correct/reasonable?
Recap today’s lesson with one or more of the following MP questions: MP2: What steps helped you solve your problems? MP4: How did you know your answers were correct? MP8: Did you use any shortcuts to solve the problems?
Copyright © Swun Math
Grade 1 Unit 9 Lesson 9 P SJ
MPs * Embedded MP
Procedural Lesson Grade 1 · Unit 9 · Lesson 9
1
2
3
*
*
4
*
5
6
7
*
MC: 1.OA.6
Today, I will use the relationship between addition and subtraction to find the related facts.
Vocabulary
Steps
Use the relationship between addition and subtraction to find related facts:
4+5=9 5+4=9
9—5=4
What 3 numbers are used in these related facts?
1. Use the relationship between addition and subtraction to find the related facts. 2. Identify the numbers used in the related facts.
4 5 9
9—4=5
Copyright © Swun Math
Grade 1 Unit 9 Lesson 9 P SJ
8
*
/ Directions: Use the relationship between addition and subtraction to complete the related facts. Identify the 3 numbers used.
1.
12 - 7 = 5
What 3 numbers are used in these related facts?
2.
6+2=8
What 3 numbers are used in these related facts?
MP2: What steps helped you solve your problems? MP4: How do you know your answers are correct? MP8: Did you use any shortcuts to solve the problems?
Copyright © Swun Math
Grade 1 Unit 9 Lesson 9 P SJ
Directions: Use the relationship between addition and subtraction to complete the related facts. Identify the 3 numbers used.
1.
11 - 4 = 7
What 3 numbers are used in these related facts?
2.
1+8=9
Copyright © Swun Math
What 3 numbers are used in these related facts?
Grade 1 Unit 9 Lesson 9 P SJ
Name: ____________________________ Date: ______________________________ Directions: Use the relationship between addition and subtraction to complete the related facts. Identify the 3 numbers used.
1.
9 + 2 = 11
What 3 numbers are used in these related facts?
2.
15 - 6 = 9
What 3 numbers are used in these related facts?
3.
3+4=7
Copyright © Swun Math
What 3 numbers are used in these related facts?
Grade 1 Unit 9 Lesson 9 P SJ
Directions: Use the relationship between addition and subtraction to complete the related facts. Identify the 3 numbers used.
4.
4+4=8
What 3 numbers are used in these related facts?
5.
13 - 3 = 10
What 3 numbers are used in these related facts?
6. Are these related facts correct? If not, circle the fact that does not belong and write the fact that is missing.
4 + 7 = 11 7 + 4 = 11 11 - 4 = 7 11 – 7 = 4 Yes Copyright © Swun Math
Missing fact:
No Grade 1 Unit 9 Lesson 9 P SJ
Directions: Choose a fact. Record all the related facts and identify the 3 numbers used.
1.
What 3 numbers are used in these related facts?
2. What 3 numbers are used in these related facts?
*MP3: Do you agree/disagree with what
said?
*MP6: How do you know your answers are correct/reasonable?
Recap today’s lesson with one or more of the following MP questions: MP2: What steps helped you solve your problems? MP4: How did you know your answers were correct? MP8: Did you use any shortcuts to solve the problems?
Copyright © Swun Math
Grade 1 Unit 9 Lesson 9 P SJ
