7.5 Mid-Mission Assessment (L1-7)

1. The temperature at sunset one day was -10 deg C. By sunrise the next day, the temp had decreased by 15 degrees.

1 pt for correct answer

1 pt for writing on the number line to show the situation

1 pt for addition equation in part b

2. To start, Francesca has $80 in her bank account. Then, she withdrawls $140 from her bank account.

What is the balance after her withdrawl?

3. Without calculating, determine if each pair of expressions has the same value and explain your choice.

b)

AND

1 pt for choosing the correct answer

1 pt for explaining your choice in the space provided

3. Without calculating, determine if each pair of expressions has the same value and explain your choice.

c)

AND

1 pt for choosing the correct answer

1 pt for explaining your choice in the space provided

4. Without calculating, decide if each sum or difference will be positive, negative, or zero and explain your choice.

b)

1 pt for choosing the correct answer

1 pt for showing or explaining your reasoning

4. Without calculating, decide if each sum or difference will be positive, negative, or zero and explain your choice.

c)

1 pt for choosing the correct answer

1 pt for showing or explaining your reasoning

4. Without calculating, decide if each sum or difference will be positive, negative, or zero and explain your choice.

d)

1 pt for choosing the correct answer

1 pt for showing or explaining your reasoning

6. Find each sum or difference. Show your work and/or explain your thinking

4.47 + (-4.47) = ______

1 pt for correct answer

1pt for work or reasoning

7. Find each sum or difference. Show your work and/or explain your thinking

-5 - 18 = ______

1 pt for correct answer

1pt for work or reasoning

8. Find each sum or difference. Show your work and/or explain your thinking

3.1 - (-3.1) = ______

1 pt for correct answer

1pt for work or reasoning

9. Find each sum or difference. Show your work and/or explain your thinking

-16 + (-12) = ______

1 pt for correct answer

1pt for work or reasoning

10. Find each sum or difference. Show your work and/or explain your thinking

-17 - (-13) = ______

1 pt for correct answer

1pt for work or reasoning