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7.5.5

Last updated over 1 year ago
13 questions
1

1. Write each subtraction equation as an addition equation.
a) a - 9 = 6

1

1. Write each subtraction equation as an addition equation.
b) p - 20 = 30

1

1. Write each subtraction equation as an addition equation.
c) z - (-12) = 15

1

1. Write each subtraction equation as an addition equation.
d) x - (-7) = -10

8
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 = _______
1

3. A restaurant bill is $59 and you pay $72. What percentage gratuity did you pay?

1

4. Find the solution to each equation mentally. (No Calculator!)
a) 30 + a = 40

1

4. Find the solution to each equation mentally. (No Calculator!)
b) 500 + b = 200

1

4. Find the solution to each equation mentally. (No Calculator!)
c) -1 + c = -2

1

4. Find the solution to each equation mentally. (No Calculator!)
d) d + 3,567 = 0

8

5. One kilogram is 2.2 pounds. Complete the tables. What is the interpretation of the constant of proportionality in each case?

1

Exit Ticket
1. Which other expression has the same value as (-14) - 8?
Explain your reasoning in the space provided below.

1

Exit Ticket
2. Which other expression has the same value as (-14) - (-8)?
Explain your reasoning in the space provided below.