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Operations w/Positive and Negative Numbers (Week 8)

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Last updated about 3 years ago
22 questions
1
7.NS.1.a
7.NS.1.b
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1
7.NS.1.a
7.NS.1.b
…
1
7.NS.1.a
7.NS.1.b
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1
7.EE.4.b
7.NS.1.c
1
7.EE.4.b
7.NS.1.c
1
7.EE.4.b
7.NS.1.c
1
7.G.4
7.RP.2.a
…
1
7.G.4
7.RP.2.a
…
1
5.NBT.1
7.G.1
1
5.NBT.1
7.G.1
1
7.NS.1.a
7.NS.1.b
…
1
7.NS.1.a
7.NS.1.b
…
1
7.NS.1.a
7.NS.1.b
…
1
7.NS.1.a
7.NS.1.b
…
1
7.NS.2.d
7.RP.3
1
7.NS.1.a
7.NS.1.b
…
1
1
7.NS.1.a
7.NS.1.b
…
1
1
7.NS.1.a
7.NS.1.b
…
1
1
7.NS.1.a
7.NS.1.b
…
Question 1
1.

Question 2
2.

Add.

-9.2 + 4.4

Question 3
3.

Add.

-81.4 + (-12)

Question 4
4.

Tyler orders a meal that costs $15.

If the tax rate is 6.6%, how much will the sales tax be on Tyler’s meal?

Question 5
5.

How much higher is 500 than -400 m?

Question 6
6.

What is the change in elevation between 8,500 m and -300 m?

Question 7
7.

The diameter of a bike wheel is 27 inches. If the wheel makes 15 complete rotations.

How far does the bike travel? (Round to the nearest whole number)

Question 8
8.

Question 9
9.

Triangle S and Triangle L are scaled copies of one another.
What is the scale factor from S to L?

Question 10
10.

Triangle S and Triangle L are scaled copies of one another.
What is the scale factor from L to S?

Question 11
11.

Question 12
12.

Question 13
13.

Add.

Question 14
14.

Add.

Question 15
15.

Question 16
16.

Write the following equation as an addition equation.(please submit your answer in a= form)

a - 9 = 6

Question 17
17.

Solve the equation from #16

Question 18
18.

Write the following equation as an addition equation.(please submit your answer in a= form)

a -(-12) = 15

Question 19
19.

Solve the equation from #18

Question 20
20.

Write the following equation as an addition equation.(please submit your answer in a= form)

a -20 = -30

Question 21
21.

Solve the equation from #20

Question 22
22.

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Last week, the price, in dollars, of a gallon of gasoline was g . This week, the price of gasoline per gallon increased by 5%.

Which expressions represent this week's price, in dollars, of a gallon of gasoline? Select all that apply.
g + 0.05
g + 0.05g
1.05g
0.05g
(1+0.05)g
The numbers are measurements of radius, diameter, and circumference of circles A and B. Circle A is smaller than Circle B.

Which number belongs to which quantity? 2.5, 5, 7.6, 15.2, 15.7, 47.7
47.7
2.5
5
15.2
7.6
15.7
Circle A
Circle B
Decide whether or not each equation represents a proportional relationship.
Yes, The equation is a proportional relationship
No, the equation is not a proportional relationship
Last week, it rained g inches. This week, the amount of rain decreased by 5%.

Which expressions represent the amount of rain that fell this week? Select all that apply.
g - 0.05
g - 0.05g
0.95g
0.05
(1 - 0.05)g
Match each diagram with a description and an equation.


y=1.83x
a decrease by \frac{2}{5}
An increase by \frac{5}{6}
y=.6x
Diagram A
Diagram B
Find each difference.
13
9 - 4
5
4 - 9
5
9 - (-4)
13
-9 - (-4)
-5
-9 -4
-13
4 - (-9)
-13
-4 - (-9)
-5
-4 - 9