Download presentation

Presentation is loading. Please wait.

Published byMercy Madeleine Booker Modified over 4 years ago

1
How to Multiply using Lattice

2
Step 1: How many boxes to you need? 23 X 5 You need 2 boxes on top and 1 on the side.

3
Step 2: Set up the Lattice Box 2 3 5

4
2 3 5 Step 3: Multiply 2 by 5 1 0

5
2 3 5 Step 4: Multiply 3 by 5 0 1 5 1

6
2 3 5 Step 5: Add the numbers between the slanted lines 0 1 5 1 5 1 1

7
2 3 5 Step 6: Write your answer to the problem 0 1 5 1 5 1 1 23 x 5 =115

8
Multiplying 2 digit by 2 digit

9
Step 1: How many boxes to you need? 47 X 12 You need 2 boxes on top and 2 on the side.

10
Step 2: Set up the Lattice Box 4 7 1 2

11
Step 3: Multiply 4 by 1 4 7 1 2 4 0

12
Step 4: Multiply 4 by 2 4 7 1 2 0 4 0 8

13
Step 5: Multiply 7 by 1 4 7 1 2 0 4 0 8 7 0

14
Step 6: Multiply 7 by 2 4 7 1 2 0 4 0 8 7 0 4 1

15
Step 7: Add up the numbers between the slanted lines. 4 7 1 2 0 4 0 8 7 0 4 1 0 5 6 4 1 If sum = more than 9, carry by adding the number to the slanted row to the left.

16
Step 8: Write the answer to the multiplication problem. 4 7 1 2 0 4 0 8 7 0 4 1 0 5 6 4 1 47x12=564

17
Step 1: How many boxes to you need? 783 X 532 You need 3 boxes on top and 3 on the side.

18
Step 2: Set up your lattice box. 7 8 3 532532

19
Step 3: Multiply 7 by 5, 3, & 2. 7 8 3 532532 3 2 5 1 1 4

20
Step 4: Multiply 8 by 5, 3, & 2. 7 8 3 532532 3 2 5 1 1 4 4 0 2 4 1 6

21
Step 5: Multiply 3 by 5, 3, & 2. 7 8 3 532532 3 2 5 1 1 4 4 0 2 4 1 6 5 1 0 9 0 6

22
Step 6: Add up the numbers between the slanted lines. 7 8 3 532532 3 2 5 1 1 4 4 0 2 4 1 6 5 1 0 9 0 6 65 5 6 1 4 1 11 If the sum = more than 9, carry by adding the number to the slanted row to the left.

23
Step 7: Write the sum of the multiplication problem. 7 8 3 532532 3 2 5 1 1 4 4 0 2 4 1 6 5 1 0 9 0 6 65 5 6 1 4 1 11 783 x 532 = 416,556

Similar presentations

© 2021 SlidePlayer.com Inc.

All rights reserved.

To make this website work, we log user data and share it with processors. To use this website, you must agree to our Privacy Policy, including cookie policy.

Ads by Google