Ch. 2.4 Multiplying & Dividing Rational Numbers

​Ch. 2.4 Multiplying & Dividing Rational Numbers

Some text here about the topic of discussion

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A grocery store sells chicken for $3.30 per pound. What would be the cost of 2 1/2 pounds of chicken?

Thinking Process - If you used a calculator, show what you entered on a whiteboard. If you didn't use a calculator, show how you arrived at your answer on a whiteboard. Don't forget to upload your work.

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9 hostesses plan to split the cost of a gift equally. If the gift costs $558.90, how much will each hostess pay?

Thinking Process - If you used a calculator, show what you entered on a whiteboard. If you didn't use a calculator, show how you arrived at your answer on a whiteboard. Don't forget to upload your work.

Poll

Did you get the last 2 questions correct?

If your answered is "Yes," you can skip the video and move on to the next question. If you answered, "No," please watch the video and take notes in your notebook and then move on to the next question.

• Yes

• No

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Trying doing it yourself first. Use a calculator only if necessary.

Enter your answer as a fraction or decimal.

$$\left(-\frac{3}{4}\right)\times\frac{1}{8}=$$  

Thinking Process - If you used a calculator, show what you entered on a whiteboard. If you didn't use a calculator, show how you arrived at your answer on a whiteboard. Don't forget to upload your work.

Fill in the Blank

Trying doing it yourself first. Use a calculator only if necessary.

Enter your answer as a fraction or decimal.

$$3\ \frac{1}{2}\ \div\ \left(-\frac{7}{3}\right)$$  

Thinking Process - If you used a calculator, show what you entered on a whiteboard. If you didn't use a calculator, show how you arrived at your answer on a whiteboard. Don't forget to upload your work.

Fill in the Blank

Trying doing it yourself first. Use a calculator only if necessary.

Enter your answer as a fraction or decimal.

-3.6 ÷ .06

Thinking Process - If you used a calculator, show what you entered on a whiteboard. If you didn't use a calculator, show how you arrived at your answer on a whiteboard. Don't forget to upload your work.

Fill in the Blank

Trying doing it yourself first. Use a calculator only if necessary.

Enter your answer as a fraction or decimal.

(-4.2)(-5)

Thinking Process - If you used a calculator, show what you entered on a whiteboard. If you didn't use a calculator, show how you arrived at your answer on a whiteboard. Don't forget to upload your work.

Open Ended

1. What questions do you still have about multiplying and dividing rational numbers?

2. Do you need more examples of multiplying or dividing rational numbers? or Both?