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Worksheets

opaerasi asas aritmetik

Total questions: 8

Worksheet time: 4mins

Name
Class
Date
1.

4.3 x 104 - 2.5 x 104

a)

1.8 x 103

b)

1.8 x 104

c)

8 x 104

d)

8 x103

2.

7.0 x 106 x 4.6 x 107

a)

3.22 x 1011

b)

3.22 x 1012

c)

3.22 x 1013

d)

3.22 x 1014

3.

2.33 x 104 x 1.2 x 10-2

a)

2.796 x 102

b)

2.796 x 10-2

c)

2.796 x 106

d)

2.796 x 10-6

4.

21 x 103 / 3 x 102

a)

0.7 x 10

b)

0.7 x 10-1

c)

7 x 10

d)

7 x 10-1

5.

3.4 x 104 + 6.1 x 104

a)

9.5 x 104

b)

9.5 x 108

c)

9.5 x 10

d)

9.5 x 10 2

6.

9.3 X 10-5 + 2.13 X 10-4

a)

3.6 X 10-4

b)

3.06 X 10-6

c)

3.06 X 10-4

d)

3.6 X 106

7.

8.9 X 103 - 1.2 X 103

a)

7.7 X 106

b)

7.71 X 103

c)

7.7 X 10-3

d)

7.7. X 103

8.

2.3 X 103 - 1.83 X 102

a)

2.117 X 103

b)

2.11 X 103

c)

2.117 X 10-2

d)

2.117 X 105