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Exponents and Rational Numbers Quiz

Total questions: 42

Worksheet time: 12mins

Name
Class
Date
1.

What is the value of 23×242^3 \times 2^4 ?

a)

272^7

b)

2122^{12}

c)

212^1

d)

242^{4}

2.

Simplify: 56÷525^6 \div 5^2

a)

585^8

b)

545^4

c)

5125^{12}

d)

535^3

3.

Which of the following is equal to (−3)2(-3)^2 ?

a)

−9-9

b)

66

c)

99

d)

−6-6

4.

What is the value of 10010^0 ?

a)

00

b)

11

c)

1010

d)

−1-1

5.

Simplify: (23)2(2^3)^2

a)

252^5

b)

262^6

c)

292^9

d)

282^8

6.

Which of the following is the correct law of exponents for multiplying powers with the same base?

a)

am×an=am+na^m \times a^n = a^{m+n}

b)

am×an=am−na^m \times a^n = a^{m-n}

c)

am×an=amna^m \times a^n = a^{mn}

d)

am×an=am/na^m \times a^n = a^{m/n}

7.

Simplify: 75÷727^5 \div 7^2

a)

737^3

b)

777^7

c)

7107^{10}

d)

727^2

8.

What is the value of (−2)3(-2)^3 ?

a)

−6-6

b)

88

c)

−8-8

d)

66

9.

Simplify: (32)4(3^2)^4

a)

363^6

b)

383^8

c)

343^4

d)

323^2

10.

Simplify: 43×424^3 \times 4^2

a)

454^5

b)

464^6

c)

414^1

d)

484^8

11.

Which of the following is the correct law of exponents for dividing powers with the same base?

a)

am÷an=am+na^m \div a^n = a^{m+n}

b)

am÷an=am−na^m \div a^n = a^{m-n}

c)

am÷an=amna^m \div a^n = a^{mn}

d)

am÷an=am/na^m \div a^n = a^{m/n}

12.

Simplify: (52)3(5^2)^3

a)

555^5

b)

565^6

c)

585^8

d)

595^9

13.

What is the value of 303^0 ?

a)

00

b)

11

c)

33

d)

−1-1

14.

Simplify: 64÷626^4 \div 6^2

a)

626^2

b)

666^6

c)

686^8

d)

616^1

15.

Which of the following is the correct law of exponents for a power of a power?

a)

(am)n=am+n(a^m)^n = a^{m+n}

b)

(am)n=amn(a^m)^n = a^{mn}

c)

(am)n=am−n(a^m)^n = a^{m-n}

d)

(am)n=am/n(a^m)^n = a^{m/n}

16.

Simplify: 85÷838^5 \div 8^3

a)

828^2

b)

888^8

c)

818^1

d)

808^0

17.

Simplify: (24)2(2^4)^2

a)

262^6

b)

282^8

c)

222^2

d)

242^4

18.

What is the value of 717^1 ?

a)

00

b)

11

c)

77

d)

−7-7

19.

Which of the following is the correct law of exponents for multiplying powers with different bases but the same exponent?

a)

am×bm=(ab)ma^m \times b^m = (ab)^m

b)

am×bm=am+ba^m \times b^m = a^{m+b}

c)

am×bm=(a+b)ma^m \times b^m = (a+b)^m

d)

am×bm=(ab)m+ma^m \times b^m = (ab)^{m+m}

20.

Simplify: 94÷929^4 \div 9^2

a)

929^2

b)

969^6

c)

989^8

d)

919^1

21.

What is the value of 404^0 ?

a)

00

b)

11

c)

44

d)

−1-1

22.

Simplify: (x3)2(x^3)^2

a)

x5x^5

b)

x6x^6

c)

x9x^9

d)

x1x^1

23.

What is the value of 51×525^1 \times 5^2 ?

a)

535^3

b)

525^2

c)

515^1

d)

505^0

24.

What is the value of x0x^0 for any nonzero xx ?

a)

00

b)

11

c)

xx

d)

−1-1

25.

Simplify: 35÷323^5 \div 3^2

a)

333^3

b)

373^7

c)

3103^{10}

d)

323^2

26.

What is the value of (22)3(2^2)^3 ?

a)

252^5

b)

262^6

c)

282^8

d)

232^3

27.

Which of the following is the correct law of exponents for dividing powers with different bases but the same exponent?

a)

ambm=(ab)m\frac{a^m}{b^m} = \left(\frac{a}{b}\right)^m

b)

ambm=(ab)m\frac{a^m}{b^m} = (ab)^m

c)

ambm=am−b\frac{a^m}{b^m} = a^{m-b}

d)

ambm=(a−b)m\frac{a^m}{b^m} = (a-b)^m

28.
Numbers like -3, -2, -1, 0, 1, 2, 3 are called
a)
whole numbers
b)
integers
c)
rational numbers
d)
natural numbers
29.
A rational number can be written as a fraction.
a)
True
b)
False
30.
0.8 is a rational number
a)
True
b)
False
31.
0 is a whole number
a)
True
b)
False
32.
-9 is an integer
a)
True
b)
False
33.
6 is a rational number
a)
True
b)
False
34.
Classify the Number: -23
a)
Rational
b)
rational, integer
c)
integer
d)
rational, whole
35.
How would 5/9 be classified?
a)
rational 
b)
whole and integer
c)
only integer
d)
only whole
36.
Does this graphic organizer correctly group the numbers?
a)
Yes
b)
No
37.
Does the graphic organizer correctly group the numbers?
a)
Yes
b)
No
38.
Numbers like -3, -2, -1, 0, 1, 2, 3 are called
a)
whole numbers
b)
integers
c)
rational numbers
d)
natural numbers
39.
A rational number can be written as a fraction.
a)
True
b)
False
40.

Classify this number: 6.7

a)

natural

b)

rational

c)

whole

d)

rational, integer, and whole

41.

What number below is a natural, whole, integer, and rational number ?

a)

-4

b)

5.1

c)

0.7

d)

3

42.
Numbers like -3, -2, -1, 0, 1, 2, 3 are called
a)
whole numbers
b)
integers
c)
rational numbers
d)
natural numbers