Area Model
Using an area model, solve the following multiplication problem:
38x17
What is 646
Using partial product, solve the following multiplication problem:
35x19
What is 665?
Using the standard algorithm, solve the following multiplication problem:
28x90
What is 2520?
There are 366 days in a leap year and 24 hours in a day. How many hours are in a leap year?
What is 8,784?
Use the quarter strategy to multiply 25x16
1/4 of 16 is 4, 4x100 is 400
Using an area model, solve the following multiplication problem:
92x83
What is 7636
Using partial product, solve the following multiplication problem:
81x53
What is 4293
Using the standard algorithm, solve the following multiplication problem:
65x22
What is 1430?
A certain dishwasher uses 29 kilowatts of energy per hour. If the dishwasher was used 156 hours last year, how many kilowatts of energy did the dishwasher use last year?
What is 4,524?
Use the quarter strategy to solve 50x24
1/2 of 24 is 12, 12x100 is 1,200
Using an area model, solve the following multiplication problem:
61x45
What is 2745
Using partial product, solve the following multiplication problem:
49x64
What is 3136
Using the standard algorithm, solve the following multiplication problem:
30x57
What is 1710
If 1 stamp costs 45 cents, what does a roll of 125 stamps cost in cents?
What is 5,625?
Use the quarter strategy to solve 75x84
3/4 of 84 is 63, 63x100 is 6,300
Using an area model, solve the following multiplication problem:
97x90
What is 8730
Using partial product, solve the following multiplication problem:
41x20
What is 820?
Using the standard algorithm, solve the following multiplication problem:
15x68
What is 1020?
Raquel can type 63 words every minute. Rick can type 73 words every minute. How many more words can Rick type than Raquel in 135 minutes?
What is 1,350?
Use the quarter strategy to solve 25x36
1/4 of 36 is 9, 9x100 is 900
Using an area model, solve the following multiplication problem:
81x72
What is 5832
Using partial product, solve the following multiplication problem:
85x36
What is 3060?
Using the standard algorithm, solve the following multiplication problem:
420x12
What is 5040?
Mrs. Cooper constructs a cube with 5,120 magnetic blocks. Students in her two classes will each make an identical cube. There are 22 students in one class and 19 students in the other class. How many blocks does she need for all of her students?
What is 209,920?
Use the quarter strategy to solve 75x48
3/4 of 48 is 36, 36x100 is 3,600