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7.5.5
By Ashley Crossman
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Last updated about 2 years ago
13 questions
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Question 1
1.
1. Write each subtraction equation as an addition equation.
a) a - 9 = 6
Question 2
2.
1. Write each subtraction equation as an addition equation.
b) p - 20 = 30
Question 3
3.
1. Write each subtraction equation as an addition equation.
c) z - (-12) = 15
Question 4
4.
1. Write each subtraction equation as an addition equation.
d) x - (-7) = -10
Question 5
5.
2. Find each difference. If you get stuck, consider drawing a number line diagram.
a) 9 - 4 = _______
b) 4 - 9 = _______
c) 9 - (-4) = _______
d) -9 - (-4) = _______
e) -9 - 4 = _______
f) 4 - (-9) = _______
g) -4 - (-9) = _______
h) -4 - 9 = _______
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Question 6
6.
3. A restaurant bill is $59 and you pay $72. What percentage gratuity did you pay?
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Question 7
7.
4. Find the solution to each equation mentally. (No Calculator!)
a) 30 + a = 40
Question 8
8.
4. Find the solution to each equation mentally. (No Calculator!)
b) 500 + b = 200
Question 9
9.
4. Find the solution to each equation mentally. (No Calculator!)
c) -1 + c = -2
Question 10
10.
4. Find the solution to each equation mentally. (No Calculator!)
d) d + 3,567 = 0
Question 11
11.
5. One kilogram is 2.2 pounds. Complete the tables. What is the interpretation of the constant of proportionality in each case?
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Question 12
12.
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Question 13
13.
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Exit Ticket
1. Which other expression has the same value as (-14) - 8?
Explain your reasoning in the space provided below.
a) (-14) + 8
b) 14 - (-8)
c) 14 + (-8)
d) (-14) + (-8)
Exit Ticket
2. Which other expression has the same value as (-14) - (-8)?
Explain your reasoning in the space provided below.
a) (-14) + 8
b) 14 - (-8)
c) 14 + (-8)
d) (-14) + (-8)
