�Grade 2�Solve 2-Step Add to �and �Take From Problems�
Ms. Nicole
Pencil
Whiteboard &
Marker
Page 110
Success Criteria :
I can solve 2-step problems!
Read
Understand
Build the equation
Solve
Collaborate
Problem Solving
Steps
Talk about the problem.
Think of ways to solve.
Choose the BEST plan!
Listen to each other.
Collaboration
subtract
-
minus
take away
count back
difference
gave away
sold
ate
add
all together
plus
3 + 5 = 8
sum
total
in all
ended up with
Problem Solving
How are they the same?
Page 109
How are they different?
6
+ 2
6 + 2 = 8
6
+ 2
- 1
6 + 2 = 8
8 - 1 = 7
Vocabulary :
problem solve:
Taking the right steps to find the answer.
Page 110
Practice:
14
+2
-8
Part 1
14 + 2 = 16
Part 2
16 – 8 = 8
Collaborate!
Do you?
agree (1) disagree (2)
Explain your answer to each other.
What are some key words that let us know to add?
Page110
Practice:
10
+6
+3
10 + 6 = 16
16 + 3 = 19
Page 111
Practice:
19
+3
+16
Page 111
Practice:
6
+7
+4
6 + 7 =
13
13 + 4 =
17
9
-3
- 2
9 – 3 =
6
6 – 2 =
4
Independent Work :
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3
+4
-1
3 + 4 =7
7 - 1 = 6
Yellow Group
Independent Work :
Page112
8
-2
+5
8 – 2 = 6
6 + 5 = 11
She is wrong because she subtracted 5.
Independent Work :
Green Group
Page112
Malak has 2 erasers. Her sister gave her 5 more. Her brother gave her 3 more. How many does she have now?
Sara has 2 cars. Talia gives her 5 and her sister gives her 3 more. How many cars does Sara have?
Self Assessment
Introduction:
Pages 29-30
I can. . .
Lesson 1
Self Assessment
1. I can do it and teach it to someone.
2. I can do it but not teach it.
3. I need to practice it more.
Solve 2 part word problems with addition and subtraction!
Exit Ticket :
Lesson 1
Self Assessment
Class | Started | Completed |
2A | | |
2B | | |
2C | | |
2D | | |
2E | | |
Solve:
Ahmed has 5 cars. He gives his brother 2 and buys 1 more. How many cars does Ahmed have now?
Yes! He has 4 cars now!
5 – 2 = 3
3 + 1 = 4