PRE-ALGEBRA | ASSESSMENT: UNIT 4.2 - 4.4
Full Name:
Date:
Class:
1. Simplify each fraction:
63a
a.
99x
−10x
b.
12y2
2. Multiply and/or divide the fractions, writing answers in simplified form.
a.
8
÷
3
b. 6 .
5 1
.
4 6
5
÷ 0.5
8
3. Multiply or divide, writing answers as simplified mixed numbers.
a. -3
11
÷2
12
b. -1
9
11
5
6
1
.3
10
4. Write each phrase as an algebraic expression.
a. The quotient of 4 and a number, increased by 10.
b. The quotient of y and the difference of 7 and x, decreased by 47.
5. Simplify:
12(3 + 5) − 4(9 − 2)
8(9 − 11) + 3(1 − 22)
PRE-ALGEBRA 4.2-4.4
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6. Tram Anh was able to fill 6⅔ equal sized buckets with a total of 33⅓ litres of paint. How
many litres of paint was in each whole bucket? Show your working.
7. Find each sum.
a.
−11x
7x
+
5
b.
6
5
10
+ (−
13
) + (−
13
12
)
13
8. Find the difference.
a. −
b. −
29
v
7
26
−
v
− (−
9
5
)
9
9. Perform the indicated operation(s) and write your answer in the simplest form.
a.
7
+ (−
8
b.
)−
8
14a
+
9
c.
3
2x
3
+
z
3
1
8
7b
−
2a
9
9
+
4y
+x
3
+
PRE-ALGEBRA 4.2-4.4
3b
9
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d. −
7
19
e. −
4r
2
+
19
5r
)
11
− (−
11
4
f.
t
5
+
t
7
+
t
1
−
t
PRE-ALGEBRA 4.2-4.4
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