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Base 8 and Base 16 to Base 10

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

Convert 405 (Base 8) to Base 10.

a)

69

b)

2088

c)

261

d)

21

2.

What number in Base 10 does the letter C in Base 16 represent?

a)

9

b)

11

c)

12

d)

15

3.

What is the last letter used in Base 16?

a)

F to represent the number 15

b)

A to represent the number 10

c)

D to represent the number 15

d)

Z to represent the number 15

4.

Which of the following is NOT correct about the letters in Base 16?

a)

A represents 10

b)

F represents 15

c)

C represents 14

d)

B represents 11

5.

Convert 68 (Base 16) to Base 10.

a)

104

b)

1664

c)

20

d)

31

6.

What is the largest digit that can be used in Base 8?

a)

8

b)

7

c)

1

d)

0

7.

Convert 2314 (Base 8) to Base 10

a)

80

b)

108

c)

1228

d)

9952

8.

Convert AF (Base 16) to Base 10.

a)

175

b)

115

c)

1015

d)

41

9.

How many digits are used in Base 16?

a)

16

b)

15

c)

10

d)

9

10.

What is another name for Base 16?

a)

hexadecimal

b)

pentadecimal

c)

octal

d)

decimal

11.

In the number 276 (Base 8) what is the highest place value?

a)

16

b)

8

c)

64

d)

512

12.

What is the place value all the way to the right for ANY number in ANY base?

a)

1

b)

10

c)

0

d)

16