1. 12 A= 16 Square Units P= 34 Units Find the GCF of 12 & 24.
BELLWORK Sept 19, 2016 12
Find the GCF of 12 & 24.
Find the area & perimeter of the following figure. Be sure to copy the figure onto your paper!
A= 16 Square Units
P= 34 Units

2. Hot seat

3. #1
Select all of the sets of numbers below that have a greatest common factor of 6.
6 and 18 A
2 and 3 B
24 and 30 C
12 and 48 D

4. What is the area of the figure below?#2
What is the area of the figure below? .
12 cm
140 cm2
120
10 cm
15 cm
8 cm 20 5 4

5. #3
Mr. Case wanted to build a playground that has an area of 54 ft2. Which dimensions could NOT be used to build his garden?

6. #4 What is the area of this shape?
Some square centimeters have been added to the shape.

7. 9 cm2 #4 What is the area of this shape?
Some square centimeters have been added to the shape.
9 cm2

8. Use a strategy of your choice to find the GCF of 48 and 54#5
Use a strategy of your choice to find the GCF of 48 and 54

9. 6 Use a strategy of your choice to find the GCF of 48 and 54 #5 3
, 2, 3, 4, 6, 8, 12, 16, 24, 24
, 2, 3, 6, 9, 18, 27, 54 3 2

10. Write an expression using the distributive property#6
Write an expression using the distributive property 7 1 63 9 9
9 (7+1)

11. #7
The results of some of Mrs. Tutor’s Science test are displayed in the histogram below. How many student’s test scores are included? 17

12. # 8 The shape has an area of 101 square cm and a perimeter of 42 cm.
Jay drew a rectangle with an area of 100 square units and added another small one with an area of 1 square unit.
What is the area and perimeter of Jays shape?  
Jay adds another one block to his shape as shown at right.  Did the area of his shape change?  Did the perimeter change?  
The shape has an area of 101 square cm and a perimeter of 42 cm. 
The perimeter did not change, but the area is now 102 sq. cm.

13. Distributive Property#9
5(6 + 9)
Distributive Property

14. Distributive Property
# 9
5(6 + 9) 5(6) + 5(9)
Distributive Property

15. Write a distributive property expression using gcf.
#10
Write a distributive property expression using gcf.
8 and 12
4(2 + 3)

16. Find the GCF using the Cake Method.
#11
Find the GCF using the Cake Method.
12, 20

17. Find the GCF using the Cake Method.
#11
Find the GCF using the Cake Method.
2 x 2= 4

18. What is the area and perimeter of this shape?
#12
What is the area and perimeter of this shape?
P = 30 units
A = 44 unites squared 32

19. #13
Use Distributive Property to rewrite the product of 8(11 – 4).
(8 • 11) – (8 • 4) 56

20. #14
Choose the answer that shows Distributive Property with GCF for a b. 6 ( 3 + 7) c. 3 ( ) d. 18 ( )

21. Rewrite the expression.
#15
Rewrite the expression.
The sum of 99 and 69 divided by 21
( ) ÷ 21