Recall and Apply
What is 6 x 7?
42
What happens to a number when you multiply it by 10?
Add a zero to the number
Multiply 123 x 3.
369
What is the first step in the standard algorithm for 217 x 6?
Multiply 7 x 6.
If you have 4 groups of 9, how many total do you have?
36
Multiply 5 by 100. What is the result?
500
Use a personal strategy to multiply 456 x 2. What strategy did you use?
912. Strategies will vary.
Show the multiplication process for 145 x 3 using the standard algorithm.
435
What is 12 x 12?
144
What is 100 x 1000?
100,000
What is 925 x 4?
3,700
Multiply 256 x 9 using the standar algorithm.
2,304
If you know that 8 x 8 = 64, what is 64 divided by 8?
8
If you multiply 5.5 by 10, what do you get?
55
Explain how you would multiply 234 x 5 using a personal strategy.
Answers will vary. 1,170
What is the product of 473 x 8 using the standard algorithm?
3,784
What are the factors of 20?
1, 2, 4, 5, 10, 20
If you multiply 3.4 by 1000, what do you get?
3400
Calculate 342 x 7 using a standard algorithm.
2,394
Explain the steps to solving 512 x 4. What is the answer?
2,048