Lattice
Area Model
Name the multiplication method
Standard Algorithm
Word problems
100
512 x 83
What is 42,496
100

85 x 65

What is 5,525?

100
This method uses place holder zeroes.
What is standard algorithm?
100

88 x 25

What is 2,200?

100
Maryann wanted to get a lot of marbles for her marble jar. She purchased 24 bags of 187 marbles. What was her total amount?
What is 4,488?
200
150 x 31
What is 4,650
200

37 x 84

What is 3,108?

200
This method uses adding the same number over and over.
What is repeated addition?
200

41 x 31

What is 1,271?

200
Hansel was walking along a dark and stormy path. He had taken this path at least 63 times before and knew it well. He knew that the path was 3,512 feet and wanted to see how long it would take. How many total feet has he walked in the past?
What is 221,256?
300
686 x 14
What is 9,604
300

74 x 96

What is 7,104?

300

This method looks like this:

   45

x 19

What is standard algorithm

300

37 x 92

What is 3,404?

300
Jason purchased 50 boxes of pencils that each hold 32 pencils per box. How many pencils does he have?
What is 1,600?
400
487 x 96
What is 46,752
400

456 x 78

What is 35,568?

400
This method involves creating a box with both numbers being multiplied on the outside of the box, enough rows and columns for both numbers, then a diagonal line going though each smaller box.
What is lattice method?
400

721 x 24

What is 17,304?

400
A school bus holds 36 students. There are 15 school busses going on a field trip where each bus is full. How many students are going on the field trip?
What is 540?
500
999 x 99
What is 98,901
500

543 x 21

What is 11,403?

500

This involves a box with the numbers being multiplied being broken up into expanded form and rewritten along the outside of the box. Hint: no diagonal lines

What is Area Model?

500

815 x 63

What is 51,345?

500
16 children went trick or treating together on Halloween. They each received 650 pieces of candy. How many pieces of candy did they get altogether?
What is 10,400?
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