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| C O L E G I O SAN V I A T O RMATHEMATICS DEPARTMENT….. | CÓDIGO | PC-RG-00 |
| | VERSIÓN | 00 |
| | FECHA | 17 - 01 - 10 |
SUBJECT: Mathematics | TEACHER: Fernando SalomMadero |
WORKSHOP: Properties of Multiplication; Multiplying 2-and 3-digit numbers by 1-digit number; Problem Solving; The Roman Numerals. | DATE RECEIVED: February 21th /12 | DATE HANDED IN:February 29th /12 |
ACHIEVEMENTS: He understands the meanings of numbers and operations and how they relate to one another. | TERM: First |
STUDENT´S NAME: Pablo Augusto Zambrano Guerrero | COURSE:313 | GRADE: |

Complete the multiplication sentence. Use the commutative property.
1. 4 X 5 = _____ X 4 2. 6 X 3 = 3 X ______ 3. 6 X _____ = 4 X 6

4._____ X 8 = 8 X 5 5. 7 X 9 = ____ X ____ 6. ____ X ____ = 6 X 5

Complete the multiplication sentence. Use the associative property.
7. 2 X (3 X 2) = (2 X 3) X_____ 8. 4 X 5 (5 X 2) = (____ X 5) X 2

9. 6 X (4 X 3) = (___ X 4) X 3 10. (9 X 2) X _____ = 9 X (2 X 4)

11. 5 X (2 X 4) =12. (3 X 5) X 2 = 30
(____ X ____) X 4 So 3 X ( ____ X ____ ) = _____

Multiplying with Regrouping.



PROBLEMSOLVING
1. Choose the numbers. | 2. Choose the action. | 3. Take the action. | 4. Write the answer. |
| | | |
1. There are 137 strawberry plants in one row of a farm. If there are 8 rows, how manyplants are there in all?

2. Lisa has a large garden. In it she planted 10 rows of tomato plants. Each row has 12 plants. How many tomato plants did Lisa plant?
1. Choose the numbers. | 2. Choosethe action. | 3. Take the action. | 4. Write the answer. |
| | | |

3. 276 cans are cleaned up from parks in Milltown each month. How many cans are cleaned up in 8 months?
1. Choose the...
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