What Operation Do I Use?
Sarah was building a tree hut. She had a large plank of wood that she needed to cut into 3 pieces. The piece of wood was 13.5m long. How long would each piece be after cutting it?
What Operation do you use and why?
Division because the total is 13.5 and it is cut into 3 pieces.
23.091 __ 23.11
23.091 < 23.11
Rule: y = 6x
X-Values: 3, 5, 12, 15
What are the corresponding Y-Values?
(3,18) (5,30) (12,50) (15,90)
I have 4 sides, opposite parallel sides but I DO NOT have any right angles. What am I?
I am a Parallelogram
Solve
[3 x (15 - 5 + 7)] + 4
55
A bag of tortillas cost $2.10. Joseph's family buys 22 bags of tortillas for a party. What is the total cost of tortillas the family buys?
What Operation do you use and why?
Multiply, because you are looking for a total and each bag costs the same.
Round to the nearest hundredth
12.715
12.72
Rule: y = x + 13
X-Values: 2, 6, 14, 34
What are the corresponding Y-Values?
(2,15) (6,19) (14,27) (34,47)
I have 3 sides and all sides are congruent. What am I?
I am an Equilateral Triangle
Solve
2(23 - 12 + 13 + 4)
56
Greg earns $40 doing chores. He spends $23.15 for a pair of shoes and $12.67 for a backpack. How much money does Greg have left?
What Operation do you use and why?
Subtraction, because Greg is spending money from the total he made.
I am a tax for retail items bought at a store. For example a watch. What am I?
I am a Sales Tax
X-Values and Y-Values as ordered pairs
(4,16) (5,20) (10,40) (12,48)
What is the rule?
Rule: y = 4x
I have 4 equal sides, but no right angles. What am I?
I am a Rhombus
Solve
3[(10-4) + 3 x 4]
54
Stacy has four bags of nails. The bag of nails weigh 9.5 pounds, 3.86 pounds, 2.08 pounds, and 2.794 pounds. How many total pounds do Stacy's bag of nails weigh?
What Operation do you use and why?
Addition, because you have to find the total of the different weights.
My first layer is 34 cubic ft, and I have 6 layers. What is my volume?
204 cubic ft
X-Values and Y-Values as ordered pairs
(3,9) (6,12) (9,15) (16,22)
What is the rule?
Rule: y = x + 6
I have three sides and one of my angles is greater than 90 degrees. What am I?
I am an Obtuse Triangle
Solve
395 - (24 x 14)
59
Braden bought a 20-pound bag of colored sand to put into his sand pit. Braden's bucket can hold 1/2 pound of sand. How many times will Braden need to fill his bucket in order to carry all the sand from the bag to his sand pit?
What Operation do you use and why?
Division, because the total is 20 pounds and you can only take 1/2 a bucket at a time.
I am a square with a perimeter of 24 inches. What is my area?
36 cubic inches
Side length is equal to 6 inches
Rule: y = 5x
Y-Values: 5, 15, 30, 70
What are the corresponding X-Values?
(1,5) (3,15) (6,30) (14,70)
I have four sides and only ONE pair of parallel sides. What am I?
I am a Trapezoid.
Solve
42 + 32 + 23
33