# Math 6 Unit Test * Exponents, Scientific Notation, Perfect Squares

```Name________________________________Block__________Date_______________
Exponents, Perfect Squares, Square Roots, Order of Operations
Math 6 Unit 3 Test Study Guide – (SOL 6.5)
Write each power as a product of the same factor.
1)
96
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2)
34
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Write each product in exponential form.
3)
2•2•2•2•2•2
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4)
13
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Evaluate each power.
5)
63
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6)
142
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7)
40
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8)
How do you know the answer for 1250 ? Explain.
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9)
100 = _____ 101 = _______ 102 = _______ 103 = ________ 104 = __________
105 = ____________ 106 = ______________ 107 = ________________
108 = ______________ 109 = ________________ 1010 = ______________________
10)
How do you know the answer for 1020 ? Explain.
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Identify each part:
11)
Write all the ways can you say the following:
12)
43 ____________________________________________________________________
13)
32
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Find the square of each number.
14)
8
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15)
5
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Find each square root.
16)
49
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17)
9
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Find the value of each expression.
You must SHOW ALL WORK to receive credit.
18)
2(8 – 3) – 7
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19)
15 &divide; 5 • 4 + 3 – 1
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20)
(14– 8) • 6
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21)
33 – 3 &divide; 12
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22)
48 &divide; (12 + 4) • 7
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23)
6 + 2 • 20
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24)
8&divide;4•5
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25)
9 + (4 + 16 &divide; 8)2
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Circle the number that is NOT a perfect square.
26)
2
9
16
25
81
27)
Below is the work from a student’s test.
Find the mistake and give the correct answer.
Step 1:
14 + 3(7 – 2) – 2 • 5
Step 2:
14 + 3(5) – 2 • 5
Step 3:
17(5) – 2 • 5
Step 4:
85 – 2 • 5
Step 5:
85 – 10
Step 6:
75
What is the mistake?
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What is the correct answer? _______________________________________________
28)
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