Multiplication (NBT.5)
A movie theater has 28 rows of seats. If every row has 14 seats, how many people can sit in the theater?
What is 392
A box has a length of 14 centimeters, a width of 10 centimeters, and a height of 8 centimeters. A second box has a length of 20 centimeters and a width of 8 centimeters. Both boxes have the same volume. What is the height of the second box?
What is 7
A rectangular prism has 2 layers with 6 cubes in a layer. What is the volume of the prism?
12 cubic units
An art teacher has 1,032 pencils in boxes. Each box has 24 pencils. How many boxes of pencils does the art teacher have?
43 boxes of pencils
Which number in a division equation goes "in the house?"
The dividend
507 x 73 = n
What is the value of n?
What is 37,084
Phoebe built the sandbox below for her younger sister.
The length is 6 feet, the width is 4 feet, and the height is 2 feet. What is the volume of the sandbox?
What is 48 cubic feet?
A rectangular prism has four layers. The top layer has 7 cubes in it. What is the volume of the prism?
28 cubic units
Cathy found a box that contained 720 marbles. She divided the marbles evenly among her 16 friends. How many marbles did each friend receive?
45 marbles
What is the formula for the base of a rectangular prism?
B = L x W
There are 24 classrooms in a school, and in each classroom there are 30 students. If each student in the school is to get a flyer, how many flyers should be printed?
What is 720
A shoe box is 15 inches long, 9 inches wide, and 5 inches tall. What is the volume of the shoe box?
What is 675 cubic feet?
A rectangular prism has 4 layers and 12 cubes in a layer. What is the area of the base of the prism?
12 cubic units
There are 936 calories in 12 eggs. How many calories are in 1 egg?
78 calories
How can we use inverse operations to help us solve division problems?
We can use inverse operations by rewriting a division sentence, such as 25/5=? as 5x?=25.
Keith is an umpire for little league baseball and earns $35 per game. If Keith serves as umpire at 16 games next month, how much will he earn?
What is 560
The product of 5 x 3 x 4 represents the volume of a rectangular prism. What is the volume?
What is 60 cubic feet.
A rectangular prism has a volume of 72 unit cubes. There are 6 layers. How many cubes are in each layer?
12 unit cubes
Eight students in an art club will share 50 pounds of clay equally. How many pounds of clay will each student get?
Your answer should be: Between _ and _ pounds.
Between 6 and 7 pounds
What is a formula? Give two examples.
A formula is an equation that shows a mathematical relationship. For example, speed=distance/time and volume=length x width x height.
One of the world’s largest Ferris wheels is in Japan. It has 60 cars that hold 8 people each. What is the maximum number of people that can ride the Ferris wheel at one time?
What is 480
The volume of a rectangular prism is 32 cubic units. What could be the dimensions of the prism?
What is 4units long, 4 units wide, and 2 units tall
A rectangular prism has a volume of 156 unit cubes. There are 3 layers. What are is one possible length and width combination?
The base area is 52, so the length could be 2 and the width could be 26.
A class raises $2952 for the Candy Man Fundraiser. Half of the money will be used for new books, while the other half will be used for playground equipment. Each book costs $13. How many books will the class be able to buy?
Note: There will be a remainder. What should you do with the remainder?
What is the distributive property for multiplication? Give an example.
It is a strategy in which you decompose at least one factor in a multiplication equation and multiply the other factor by the addends of the decomposed number. For example:
25 x 12 = (20 x 12) + (5 x 12) = 300