Fact Families:
Fact Families:
Connecting Multiplication and Division
Connecting Multiplication and Division
Embedded Files
Multiplication
Multiplication
Multiplication and division are inverse (opposite) operations.
For each multiplication, or division fact, there is a related fact family.
This fact family, for example, shows the relationships between 7, 8 and 56.
What do you think the missing numbers are in the fact family set below? Click on the answer box and see if you are correct!
Answers!
Answers!
4,
24,
24,
6
Click on the video below to see more examples!
Annexing (Adding!) Zero
Annexing (Adding!) Zero
We can multiply quickly by using multiples of 10, 100, and 1000.
Look at the picture below to see how we can use 6 x 2 = 12 to find out 6 x 20.
Regroup 12 tens by trading 10 tens for 1 hundred
Complete each column and see if you can find the pattern! The, click the answers to see if you are correct.
Complete each column and see if you can find the pattern! The, click the answers to see if you are correct.
Answers!
Answers!
21, 210, 2100, 21 000, 210 000
21, 210, 2100, 21 000, 210 000
20, 200, 2000, 20 000, 200 000
20, 200, 2000, 20 000, 200 000
Click on the video below to see more examples!
Multiplying by Zero
Multiplying by Zero
Multiplication Strategies
Multiplication Strategies
Multiplying 2 by 2 Digit with Base Ten Blocks
Multiplying 2 by 2 Digit with Base Ten Blocks
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