**MATH 9**

unit 3.4 - multiplying rational numbers

unit 3.4 - multiplying rational numbers

**what do we need to know?**

**Sign rules for multiplication of integers**

Rational numbers

How to convert mixed numbers into improper fractions

Rational numbers

How to convert mixed numbers into improper fractions

**class notes**

9_unit_3.4_.pdf | |

File Size: | 3529 kb |

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**more information**

**Take a look at the sign rules for the multiplication of integers:**

9e_unit_3.4_-_integers.pdf | |

File Size: | 132 kb |

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**Here is an explanation of how to multiply decimals:**

9e_unit_3.4_-_decimals.pdf | |

File Size: | 1182 kb |

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grade_9_-_unit_3.4-3.5_word_problems_example.pdf | |

File Size: | 1110 kb |

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**videos that can help you**

**The following video covers both multiplication and division of integers. Stop it at**

*5 minutes 42 seconds,*as this is the part that covers multiplication.**using number lines to multiply integers**

**multiplying integers using the chip model**

**multiplying integers using algebra tiles**

The following website offers a very good explanation on how to multiply decimals. Click on the links and follow the steps:

And, of course, some videos:

**interactive online activities**

**worksheets**

**worksheet 1**

grade_9_-_unit_3.4-3.5_word_problems_example.pdf | |

File Size: | 1110 kb |

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**worksheet 2**

9_unit_3.4_-_w1.pdf | |

File Size: | 25 kb |

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**worksheet 3**

9_unit_3.4_-_w2.pdf | |

File Size: | 27 kb |

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**review - workbook**

workbook_-_unit_3.4.pdf | |

File Size: | 4408 kb |

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