Today, you will be learning/teaching yourself how to divide integers. Please open your notebook and create a new heading "Dividing Integers Lesson" with today's date. Do that now. Like, right now!
Please be mindful of your math practices when completing the exercises below. The teacher might collect your notebooks to assess your math practices grade. Be convincing and organized with your work.
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Question 2
2.
Using the fewest words possible, define the word "quotient"? Use the internet if you need help!
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Question 3
3.
Look at the picture below. It represents the integer -15.
How could you model the expression -15 ÷ 3? Draw your diagram below. Use the circles tool if needed.
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Question 4
4.
The model shown best represents the answer to which expression?
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Question 5
5.
Rewrite the product 3 ⋅ 4 = 12 as a quotient in two different ways. (Example, 1 ⋅ 2 = 2 can be rewritten as 2 ÷ 1 = 2.)
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Question 6
6.
Is 15 ÷ 5 the same thing as 5 ÷ 15 ? (Hint - does the commutative property work for division?)
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Question 7
7.
A quotient can be undefined. Use whatever means possible (Big Ideas Book, internet, classmates, Mr. Felix) to explain what it means for a quotient to be undefined. Write your explanation in your notes as well. It should look like this in your notes:
Undefined Quotient - blah blah definition blah
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Question 9
9.
Using the same football field:
Given that the area is 6400 yards squared and the length from end to end is 120 yards, what is the width? Round your answer to the nearest whole number. Using appropriate math practices, convince me that you are correct.
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Question 10
10.
The quotient of two integers with the same sign is positive. Which expressions below result in a positive number?
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Question 11
11.
The quotient of two integers with different signs is negative. Which expressions below result in a negative number?
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Question 12
12.
Fill in the blanks (multiple correct answers): When you divide a __________ integer by a __________ integer, you get a _______ integer.
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Question 13
13.
What does the word evaluate mean in math? Use whatever means possible (Big Ideas Book, internet, classmates, Mr. Felix) to explain what that means. Write your explanation in your notes as well. It should look like this in your notes:
Evaluate - blah blah definition blah
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Question 14
14.
Evaluate −18 ÷ (−6)
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Question 15
15.
Evaluate 75 ÷ (−25)
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Question 16
16.
Evaluate
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Question 17
17.
Evaluate 0 ÷ (−6)
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Question 18
18.
Evaluate −40 ÷ (−8)
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Question 19
19.
Evaluate - 6 ÷ 0
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Question 20
20.
Look at the quotient.
Which of the following could be represented by the quotient?
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Question 21
21.
Which of the following fractions is equivalent to
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Question 22
22.
The order of operations determines which mathematical operation must be completed in order to correctly evaluate an expression. Put the following options in correct order of what you would do first to last when evaluating an expression. Once finished, write this in your notebook.
Exponents
Parentheses
Multiply/Divide
Add/Subtract
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Question 23
23.
The order of operations determines which mathematical operation must be completed in order to correctly evaluate an expression. For example, which operation should be completed first to evaluate this expresion:
− 6 ⋅ 5 + 8
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Question 24
24.
Evaluate (− 6 ⋅ 5) + 8 ÷ 2 . Convince me in your notebook! Remember your math practices!
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Question 25
25.
Evaluate. Convince me in your notebook! Remember your math practices!
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Question 26
26.
Evaluate the expression when x = 8 and y = -4. Convince me in your notebook.
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Question 27
27.
Evaluate the expression when a = -18 and b = -2. Convince me in your notebook.
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Question 28
28.
Evaluate the expression when a = -18 and b = -6. Convince me in your notebook.
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Question 29
29.
What does calculating the "mean" of a set of numbers... mean?
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Question 30
30.
Find the mean of the following number set. Convince me in your notebook! Remember your math practices!
3, −10, −2, 13, 11
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Question 31
31.
A snowboarder descends a 1200-foot hill in 3 minutes. What is the mean change in elevation per minute? Include units. Convince me in your notebook. Draw a diagram.
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Question 32
32.
The snowboarder then takes a chair lift 700 feet back up the moutain which takes 17 minutes. What is the new mean change in elevation per minute in relation to where the snowboarder first started before descending the mountain? Convince me in your notebook.
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Question 33
33.
The regular admission price for an amusement park is $72. For a group of 15 or more, the admission price is reduced by $25. How many people need to be in a group to save $500? Convince me in your notebook. Remember your math practices!