1. Find the value of each expression. 18 + 6
Lesson 1.2
Find the value of each expression.
18 + 6

2. Find the value of each expression. 18 + 6 24

3. Find the value of each expression. 18 + 6 85 + 12

4. Find the value of each expression. 18 + 6 85 + 12 97

5. Find the value of each expression. 18 + 6 85 + 12 114 – 29

6. Find the value of each expression. 18 + 6 85 + 12 114 – 29 85

7. Find the value of each expression. 18 + 6 85 + 12 114 – 29 8 x 47

8. Find the value of each expression. 18 + 6 85 + 12 114 – 29 8 x 47 376

9. Find the value of each expression.
18 + 6
114 – 29
8 x 47
72 ¸ 4

10. Find the value of each expression.
18 + 6
114 – 29
8 x 47
72 ¸ 4 18

11. Find the value of each expression.
The sales figures for a business for the first quarter months were as follows.
January $12,000
February $15,000
March $10,000
What were total sales for the first quarter?

12. Find the value of each expression.
The sales figures for a business for the first quarter months were as follows.
January $12,000
February $15,000
March $10,000
What were total sales for the first quarter?
$37,000

13. 5 Step Problem-Solving strategy: Make a Plan
The 5-Step Problem Solving Plan
1. Explore
Read the problem carefully.

14. Problem-Solving strategy: Make a Plan
The 5-Step Problem Solving Plan
1. Explore
Read the problem carefully.
Ask yourself questions like “What
facts do I know” and “What do
I need to find out?”

15. Problem-Solving strategy: Make a Plan
The 5-Step Problem Solving Plan
2. Translate
Look for math operation words like
Product, less, total, quotient

16. Problem-Solving strategy: Make a Plan
The 5-Step Problem Solving Plan
3. Plan
See how the facts relate to each other.
Make a plan for solving the problem.

17. Problem-Solving strategy: Make a Plan
The 5-Step Problem Solving Plan
3. Plan
See how the facts relate to each other.
Make a plan for solving the problem.
Estimate the answer.

18. Problem-Solving strategy: Make a Plan
The 5-Step Problem Solving Plan
4. Examine
Reread the problem.
Ask, “Is my answer close to my
estimate?”
Ask, “Does my answer make sense
for the problem?”

19. Problem-Solving strategy: Make a Plan
The 5-Step Problem Solving Plan
4. Examine
If not, solve the problem another way.

20. Problem-Solving strategy: Make a Plan
The 5-Step Problem Solving Plan
5. Did you answer the question?
Read the wording, for example, was
the question asking for time and you
wrote the distance?

21. Application
How long would it take to count to one million if it takes one second to say each number.