Today in Math, we practiced solving more word problems.

1. Questioning and
M1S1U1
Problem Posing
Addition and Subtraction Word Problem

2. Hook:

3. Persisting
Habit Of Mind:

5. Persisting means not giving up
until something good happens.
Habit Of Mind:

6. I will not give up on problems.
I will think positive thoughts.
I will do my best to find
answers.
How do I become persisting?
1.
2.
3.
Habit Of Mind Statements:

7. How do I solve
problems correctly?
What do I do
when I’m stuck?
Essential Question:

8. What do I do when I have a problem?
Essential Question Thoughts:

9. Pretest:
Instructions:
Solve the word problem by following
the steps and answering the guide
questions.

10. Pretest:
Ryan has 15 green candies and 6
yellow candies. How many candies
does he have all in all?

11. Find what is asked.
Find what is given.
Choose an operation.
Here are the steps in solving word problems.
1.
2.
3.
Is it addition?
Is it subtraction?
4.Write a number sentence.
5.Box the answer
Topic 1: Solving Word Problems

12. Jane has 12 umbrellas and Jade
has 7 umbrellas. How many
umbrellas do they have
together?
Topic 1: Solving Word Problems

13. What is asked?
How many umbrellas do they
have together?
What is given?
Jane has 12 umbrellas
Jade has 7 umbrellas
Topic 1: Solving Word Problems

14. Choose an operation.
I choose addition.
Topic 1: Solving Word Problems

15. Write a number sentence.
Topic 1: Solving Word Problems

16. Box the answer
12 + 7 =
Topic 1: Solving Word Problems
19

17. On Christmas Day, Johnny ate 14 red candies. Later that
day, he ate 6 blue candies.
How many did he eat altogether?
Topic 2: Addition to 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.

18. On Christmas Day, Johnny ate 14 red candies. Later that
day, he ate 6 blue candies.
How many did he eat altogether?
Topic 2: Addition to 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
14 red candies
6 blue candies
How many did he eat
altogether?
I choose addition.
14 + 6 = 20

19. There were 10 apples on a tree. There were 6 apples on
another tree.
How many apples were there on the two trees in total?
Topic 2: Addition to 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.

20. There were 10 apples on a tree. There were 6 apples on
another tree.
How many apples were there on the two trees in total?
Topic 2: Addition to 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
10 apples
6 apples on another tree.
How many apples were
there on the two trees in
total?
I choose addition.
10 + 6 = 16

21. Topic 2: Addition to 20 Word Problem
Jen had 12 crayons. Her friend gave her 5 crayons. How
many crayons does Jen have in total?
What is given?
What is asked?
Choose an operation. Write a number sentence.

22. Topic 2: Addition to 20 Word Problem
Jen had 12 crayons. Her friend gave her 5 crayons. How
many crayons does Jen have in total?
What is given?
What is asked?
Choose an operation. Write a number sentence.
12 crayons
5 crayons given by her
friens
How many crayons does
Jen have in total?
I choose addition.
12 + 5 = 17

23. Topic 2: Addition to 20 Word Problem
Bob made 12 cookies for the school bake sale. Paul baked
7. How many cookies did they make altogether?
What is given?
What is asked?
Choose an operation. Write a number sentence.

24. Topic 2: Addition to 20 Word Problem
Bob made 12 cookies for the school bake sale. Paul baked
7. How many cookies did they make altogether?
What is given?
What is asked?
Choose an operation. Write a number sentence.
12 cookies baked by Ben
7 cookies baked by Paul.
How many cookies did
they make altogether?
I choose addition.
12 + 7 = 19

25. Topic 2: Addition to 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
Ben ate 8 donuts. Later that day, he ate 9 more donuts.
How many did he eat altogether?

26. Topic 2: Addition to 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
Ben ate 8 donuts. Later that day, he ate 9 more donuts.
How many did he eat altogether?
8 donuts
9 more donuts
How many did he eat
altogether?
I choose addition.
8 + 9 = 17

27. Topic 3: Subtraction within 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
John had 17 crayons. He lost 11 of them. How many crayons
does John have now?

28. Topic 3: Subtraction within 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
John had 17 crayons. He lost 11 of them. How many crayons
does John have now?
17 crayons.
11 crayons that John lost
How many crayons does
John have now?
I choose subtraction.
17 - 11 = 6

29. Topic 3: Subtraction within 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
If you had 18 ice cubes and 12 of them melted, How
many you have left?

30. Topic 3: Subtraction within 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
If you had 18 ice cubes and 12 of them melted, How
many you have left?
18 ice cubes
12 ice cubes that melted
How many do you have
left?
I choose subtraction.
18 - 12 = 6

31. Topic 3: Subtraction within 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
If you had 19 candy and you ate 12 of them, how
many would you have left?

32. Topic 3: Subtraction within 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
If you had 19 candy and you ate 12 of them, how
many would you have left?
19 candies
12 candies you ate
How many would you have
left?
I choose subtraction.
19 - 12 = 7

33. Topic 3: Subtraction within 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
If you had 18 birds in your garden and 15 of them
flew away, how many birds would you have left?

34. Topic 3: Subtraction within 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
If you had 18 birds in your garden and 15 of them
flew away, how many birds would you have left?
18 birds in your garden.
15 flew away
How many birds would
you have left?
I choose subtraction.
18 - 15 = 3

35. Topic 3: Subtraction within 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
If you had 16 marbles and 11 of them have rolled
away, how many of them would you have left?

36. Topic 3: Subtraction within 20 Word Problem
What is given?
What is asked?
Choose an operation. Write a number sentence.
If you had 16 marbles and 11 of them have rolled
away, how many of them would you have left?
16 marbles
11 rolled away
How many of them would
you have left?
I choose subtraction.
16 - 11 = 5

37. Post Test:
Instructions:
Solve the word problem by following
the steps and answering the quide
questions.

38. Ryder has 18 cups.. How many cups does he
have left if he gives away 9 cups?
Post Test
What is given?
What is asked?
Choose an operation. Write a number sentence.

39. Ryder has 18 cups.. How many cups does he
have left if he gives away 9 cups?
Post Test
What is given?
What is asked?
Choose an operation. Write a number sentence.
18 cups
he gives away 9 cups
How many cups does he
have left if he gives away 9
cups?
I choose subtraction
18 - 9 = 9

40. Seatwork: Group A
Tyler bought 20 eggs and fried only 15 eggs. How many
fried eggs does he have left if he ate 3 fried eggs?
What is given?
What is asked?
Choose an operation. Write a number sentence.

41. Seatwork: Group B
Tyler bought 10 eggs and fried only 5 eggs. How many
fried eggs does he have left if he ate 3 fried eggs?
What is given?
What is asked?
Choose an operation. Write a number sentence.

42. THE END