Check your understanding
= step-by-step solutions begin on
mple 1
evaluate each expression. name the property used in each step.
1. (1 + 5)5.14
2. 6 + 4(19 - 15)
3. 5(14 - 5) + 6(3 +
4. financial literacy carolyn has 9 quarters, 4 dimes, 7 nickels, and 2 pennies
which can be represented as 9(25) + 4(10) + 7(5) + 2. evaluate the expressio
find how much money she has. name the property used in each step.
ples 2-3 evaluate each expression using the properties of numbers. name the propert
in each step.
5. 23 +42 + 37
6. 2.75 +3.5 + 4.25 + 1.5
7.3.7. 10. 2
8. 7 24 2/3
ctice and problem solving
extra
1
evaluate each expression. name the property used in each step.
9 3(22 - 3.7
10.7+ (9-32)
11. [4 + (7 - 4)
12. [3 = (2-1)]
13. 2(3.2 - 5) + 3.1
14.6.1 + 5(12 + 4 - 3)
2
15. geometry the expression 2.22. 142 +2.22. 14. 7 represents
the approximate surface area of the cylinder at the right. evaluate this
expression to find the approximate surface area. name the property use
each step.
hotel
16. ccss reasoning a traveler checks into a hotel on
friday and checks out the following tuesday
morning. use the table to find the total cost of
the room including tax.
day
monday-friday
saturday-sunday