How to Multiply Integers Part 1

In this video, we learn how to multiply positive and negative integers. We will also discuss the rules in multiplication of integers. Note that aside from the  × sign, parentheses are also used in multiplication. For example, – 6 × 3 can also be written as (-6)(3).

Watch the video above and then answer the Practice Exercises below.

Practice Exercises: Convert the following subtraction expressions to an addition expression and then find the answer.

1.) – 8 × 4

2.) – 5 × – 4

3.) (7)(-12)

4.) 9  ×  10

5.) – 12 × 0

Answers to Exercises

1.) -32

2.) 20

3.) -84

4.) 90

5.) 0

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