1. Multiplying by Multiples of 10 and 100 Multiplicando por Múltiplos De 10 y 100

2. What strategies can you use to multiply by tens?
Chapter 3 – lesson 3.1- Pg.101
What strategies can you use to multiply by tens?

3. Review Multiplication Words
Multiple- the product of a given whole number and any other number.
Múltiple el producto de un número entero dado y cualquier otro número
Factors- numbers you multiply together to obtain a product.
Números factores- multiplicas juntos para obtener un producto.
Product- the answer to a multiplication problem.
Producto- la respuesta a un problema de multiplicación.
ex:
5 x 6 = 30
factors
product

4. Multiplication Patterns
3 x 20 =
3 x 200 = 60
However many zeros are in the problem, is how many should be in your answer!
Solve the simpler problem!
What’s the pattern?
600

5. Multiplication Patterns
40 x 6 =
400 x 6 =
4000 x 6 =
240
2,400
24,000

6. Multiplication Patterns
6 x 5 =
6 x 50 =
6 x 500 =
However many zeros are in the problem, is how many should be in your answer!...
except when a zero is used in your simpler problem!! 30
300
3,000

7. Multiplication Patterns
7 x 40 = _____ 7 x 400 = _____
3 x 1 = _____
3 x 10 = _____
3 x 100 = _____
5 x 8 = _____
5 x 80 = _____
5 x 800 = _____

8. Multiplication Patterns
7 x 40 = x 400 = 2800
3 x 1 = 3
3 x 10 = 30
3 x 100 = 300
5 x 8 = 40
5 x 80 = 400
5 x 800 =

11. Now You Try! On your own:
1) 8 x 40 = 2) 9 x 200 = 3) 4 x 300 = 4) 70x5 = 5) 17x30= 6) 12x90=

12. Check your answers!
1) 8 x 40 = 320 4) 70x5 = 350 2) 9 x 200 = ) 17x30= 510 3) 4 x 300 = )12x90= 1080

13. Chapter 3 – lesson 3.1- Pg.101
What strategies can you use to multiply by tens? I can use place value, the Associate Property, a number line, and mental math.

15. TEST REVIEW QUESTIONS

16. Test Review questions - English

17. Test Review questions - English

18. Test Review questions - English

19. Test Review questions - English

20. Test Review questions - Spanish

21. Test Review questions - Spanish

22. Test Review questions - Spanish