1. 1.2 Words and Expression

2. Vocabulary:
Numerical Expression: Combination of numbers and operations
Examples:

3. INSG Page 7
Complete Graphic Organizer
Real World Link

4. Order of Operations Simplify the expressions inside grouping symbols
Multiply and/or divide in order from left to right
Add and/ or subtract in order from left to right

5. Order of Operations
Example 1:
{ }

6. Order of Operations
Example 2:

7. Order of Operations: Example 3:

8. Order of Operations
Example 4:

9. Order of Operation

10. Order of Operation to Umbrella
When we begin We begin together Parenthesis first now Please be clever Exponent come right next In line Then Multiply and Divide At the same time Now Subtraction and Addition Walk it out with Computations It’s the order of operations Ation, ation, ation, eh, eh Eh, eh operations!

11. Order of Operations by Rihana

12. INSG Page 8
Order of Operations

13. Translating Verbal Phrases into Expression

14. Order is always left to right EXCEPT words with “than”
Key
Add
Subtract
Multiply
Divide
Add
More than; sum of; greater than; added to; increased by, plus
Subtract
Less than; fewer than; subtracted from; minus; difference of; decreased by
Multiply
Times; product of; multiplied by; “double” or “twice” means 2 times; half of means to multiply by 1/2;
Divide
Divided by; quotient of;
Order is always left to right EXCEPT words with “than”

15. To show work…. Underline each word and translate the English into math
Put it all together at the end for your final answer

16. Ex 1: The difference of a number and 8

17. Ex 2: 7 less than a number
n - 7

18. Ex 3: The sum of a number and 14

19. Ex 4: The quotient of a number and 4

20. Ex 5: Write a numerical expression for each verbal phrase: The cost of six electronic handheld games if each costs eight dollars

21. INSG : Page 8
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Summary

22. Homework
Page 9 (12-29 all, 32)