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Maths: Conversion from Another Base Less than Ten to Base Ten

Total questions: 10

Worksheet time: 50mins

Name
Class
Date
1.

Convert 110112 to denary.

a)

27ten

b)

49ten

c)

29ten

d)

51ten

2.

Convert 112ten to base 10.

a)

14

b)

13

c)

12

d)

10

3.

Express 546seven as a denary number.

a)

245ten

b)

286ten

c)

450ten

d)

550ten

4.

In base ten, the number 1011012 equals

a)

15

b)

4

c)

45

d)

32

5.

Convert 101.012 to denary.

a)

3.150

b)

5.250

c)

7.125

d)

7.250

e)

7.150

6.

Express the binary number 101.101 as a

number in base ten.

a)

5.625ten

b)

7.55ten

c)

8.25ten

d)

22.46ten

7.

Express 11011.112 as a denary number.

a)

27.75ten

b)

3.14ten

c)

56.4ten

d)

98.5ten

8.

Convert 5367seven to base 10.

a)

245ten

b)

1905ten

c)

125ten

d)

228ten

9.

Convert 111112 to base ten.

a)

56

b)

45

c)

31

d)

75

10.

What is 41.78 in base ten?

a)

144.510

b)

24.56710

c)

45.67510

d)

33.87510

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