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Learn 8 x 9 = 72
 
Cookie Math
             
9 + 9 + 9 + 9 + 9 + 9 + 9 + 9

  • 8 cookies, each having 9 chocolate chips, equal 72 chocolate chips

  • 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 = 72 (Repeated Addition)

  • 8 x 9 = 72 (Algorithm)

Base Pictures
The picture used to help you remember 8 x 9 will contain a sign (9) on skates (8).

The picture also contains the skates that were suddenly goo (72) to help you remember the answer.

8 (Skate) x 9 (Sign) = 72 (Suddenly Goo)
8 = SKATE
9 = SIGN

Picture & Story

Thanks to the commutative property of multiplication, we can use the same story and picture we used for 8 x 9 = 72 for 9 x 8 = 72.

Please be patient while the video loads.

 

Using Your Fingers - 8 x 9 = 72
Step 1
Put your hands on the table in front of you.
Step 2
Your fingers represent the numbers 1 through 10.
Step 3

 - Each finger to the left of the curled finger represents 10.
   - Say 10, 20, 30, 40, 50, 60, 70
 - Each finger to the right of the curled finger represents one. 
   - Count 1, 2.  (Or 71, 72) 
 - 8 x 9 = 72

Practice
To help remember 8 x 9 = 72, do the following.
  • Watch the video and listen to the story 3 or 4 times.
  • Close your eyes and see the picture.
  • Draw the picture you see for 8 x 9 = 72.  (From memory)
  • Write the story for 8 x 9 = 72 in your own words.
  • Practice with flashcards.  (Click here to download flashcards) 
Play an interactive games. (Select level 8)

Other Resources


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TimezAttack


This is the GAME they are talking about.

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