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Unit B Assessment

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.
a)

no, yes, no

b)

no, no yes

c)

yes, yes, no

d)

yes, yes, yes

2.
a)

-12.7

b)

12.7

c)

2.8

d)

-2.8

3.

Mischa dives from a platform that is 5 meters above water. Her dives takes her 1.7 meters below the surface of the water. How far does Mischa's dive take her

a)

4.3 metres

b)

3.3 metres

c)

3.4 meters

d)

6.7 meters

4.

Find the Product (-5)(-8)

a)

-13

b)

40

c)

-3

d)

-40

5.
a)

-21/88

b)

4/5

c)

21/88

d)

77/24

6.
a)

17/20 / 17.20 / 17.20 %

b)

17/20 / 0.085 / 8.5%

c)

17.20 / 0.85 / 85%

7.
12+(-6)
a)
18
b)
90
c)
6
d)
did you subtract?
8.

What do call the answer to an addition problem?

a)

Difference

b)

Sum

c)

Quotient

d)

Product

9.

The number below the fraction line is called?

a)

Numerator

b)

Product

c)

Quotient

d)

Denominator

10.

What is the math definition of the word, "Coefficient"

a)

Do something to the number to get 0

b)

A symbol for a number we don't know yet, usually a letter like x or y

c)

A state that the values of two mathematical expressions are equal

d)

A number used to multiply a variable

11.

What is the math definition of the word, "Solution"

a)

The operation of canceling out common factors in both the numerator and the denominator

b)

A number used to multiply a variable

c)

The operation in which you multiply a sum by multiplying each addend seperately and then add the products

d)

A means of solving a problem or dealing with a different situation

12.

What is the math definition for the word, "Variable"

a)

A single number or variable, or numbers and variables multiplied together

b)

The operation in which you multiply a sum by multiplying each addend separately and then add the products

c)

A symbol for a number we don't know yet, usually a letter like x or y

d)

Using inverse operations to undo addition, subtraction, multiplication and division to get the variable alone

13.

(-10) + (-20) =

a)

-10

b)

10

c)

-30

d)

30

14.
What is the opposite of -15?
a)
15
b)
1/5
c)
-1/15
d)
-15
15.
- 2 - (-2)
a)
-0
b)
-4
c)
4
d)
0