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NMP Review

Total questions: 50

Worksheet time: 6hrs 49mins

Name
Class
Date
1.
Solve:
(2.1×10​2​​) × (3.0×10​4)
a)
5.1 x 102
b)
6.3 x 106
c)
5.1 x 106
d)
6.3 x 108
2.

Solve:

(6 x 106) / (2 x 103)

a)

12 x 103

b)

3 x 109

c)

1.2 x 1010

d)

3 x 103

3.

Multiply:

(4 x 105)(5 x 10-3)

a)

20 x 102

b)

20 x 10-8

c)

2 x 103

d)

2 x 10

4.

Solve:

(9 x 10-6) (3 x 10-3)

a)

27 x 10-9

b)

3 x 10-3

c)

2.7 x 10-8

d)

2.7 x 10-10

5.
Write the answer in scientific notation.
5 x 108 -   3.4 x 108  =
a)
2.4 x 108
b)
2.4 x 100
c)
1.6 x 100
d)
1.6 x 108
6.
Write the answer in scientific notation.
7.3 x 105  +   3.7 x 105  =
a)
11.0 x 105
b)
1.1 x 1010
c)
1.1 x 1011
d)
1.1 x 10 6
7.
Write the answer in scientific notation.
4.1 x 105 +   5.5 x 106  =
a)
5.91 x 106
b)
9.6 x 105
c)
9.6 x 1011
d)
4.65 x 105
8.
Find the difference
(3.8 x 104) - (2 x 103)
a)
1.8 x 104
b)
1.8 x 101
c)
3.6 x 101
d)
3.6 x 104
9.

(9.6×10-8)÷(2×10-15)

a)

-4.8×107

b)

4.8×107

c)

4.8×10-7

d)

4.8×10-23

10.

(1.9 x 10-9) - (1.7 x 10-9)

a)

0.2 x 10-18

b)

0.2 x 10-9

c)

2 x 10-18

d)

2 x 10-10

11.
Solve:
(6.0 x 104) + (3.0 x 104)
a)
9.0 x 104
b)
3.0 x 104
c)
9.0 x 108
d)
3.0 x 100
12.

Solve:

(20 x 1050) / (4 x 1015)

a)

2.4 x 1051

b)

5 x 1065

c)

8 x 1066

d)

5 x 1035

13.

Solve:

(7 x 1015) + (5 x 1015)

a)

12 x 1030

b)

1.2 x 1015

c)

12 x 1015

d)

1.2 x 1016

14.

Solve.

 (2.4×104)(3.7×105)\left(2.4\times10^4\right)\left(3.7\times10^5\right)  

a)

 6.1×1096.1\times10^9  

b)

 8.88×1098.88\times10^9  

c)

 8.88×10208.88\times10^{20}  

15.

Solve. 
 8.8×1072.2×104\frac{8.8\times10^7}{2.2\times10^4}  

a)

 4×1034\times10^3  

b)

 6.6×1036.6\times10^3  

c)

 4×10114\times10^{11}  

16.

Solve.

 (3.1×103)+(4.5×103)\left(3.1\times10^3\right)+\left(4.5\times10^3\right)  

a)

 1.395×1071.395\times10^7  

b)

 7.6×1067.6\times10^6  

c)

 7.6×1037.6\times10^3  

17.

Solve.

 (4.6×107)−(6.1×106)\left(4.6\times10^7\right)-\left(6.1\times10^6\right)  

a)

 2.5×1072.5\times10^7  

b)

 3.99×1063.99\times10^6  

c)

 3.99×1073.99\times10^7  

18.

Solve.

 (4.7×107)(2.1×103)\left(4.7\times10^7\right)\left(2.1\times10^3\right)  

a)

 9.87×10109.87\times10^{10}  

b)

 6.8×10216.8\times10^{21}  

c)

 6.8×10106.8\times10^{10}  

19.

Solve. 
 5.5×1052.5×104\frac{5.5\times10^5}{2.5\times10^4}  

a)

 6×1016\times10^1  

b)

 2.2×1012.2\times10^1  

c)

 2.2×1022.2\times10^2  

20.

Solve.

 (5.6×105)+(7.1×103)\left(5.6\times10^5\right)+\left(7.1\times10^3\right)  

a)

 5.671×1055.671\times10^5  

b)

 5.671×1035.671\times10^3  

c)

 1.27×1061.27\times10^6  

21.

Solve.

 (8.1×108)−(4.21×106)\left(8.1\times10^8\right)-\left(4.21\times10^6\right)  

a)

 8.79501×1068.79501\times10^6  

b)

 8.579×1088.579\times10^8  

c)

 8.0579×1088.0579\times10^8  

22.

Solve.

 (3.7×105)(6.2×108)\left(3.7\times10^5\right)\left(6.2\times10^8\right)  

a)

 2.294×10142.294\times10^{14}  

b)

 2.294×10132.294\times10^{13}  

c)

 9.9×10139.9\times10^{13}  

23.

Write in scientific notation:

(7.3 x 105) + (3.7 x 105) =

*THE FIRST FACTOR HAS TO BE BETWEEN 1 - 9.9

a)

11.0 x 105

b)

1.1 x 1010

c)

1.10 x 1011

d)

1.1 x 10 6

24.
Write the answer in scientific notation.
5 x 108 -   3.4 x 108  =
a)
2.4 x 108
b)
2.4 x 100
c)
1.6 x 100
d)
1.6 x 108
25.

In 2012, NYC’s population was about 8.1 × 106 and Los Angeles' population was about 3.8 × 106. What is the population of these two cities combined?


*THE FIRST FACTOR HAS TO BE BETWEEN 1 - 9.9

a)

1.19 x 10-7

b)

1.19 x 107

c)

11.9 x 106

d)

1.19 x 106

26.

In March, 2.35 x 104 people visited Disney World. In May, 4.76 x 104 people visited Disney World. How many more people visited in May than in March?

a)

2.4 x 103

b)

2.41 x 104

c)

2.41 x 101

d)

4.76 x 102

27.

(4 x 105) (5 x 10-3)

a)

20 x 102

b)

20 x 10-8

c)

2 x 103

d)

2 x 10

28.

How would you write -5.6 x 10-3 in standard form?

(a)  

29.

(5 x 108) - (3.4 x 108)

a)

2.4 x 108

b)

2.4 x 100

c)

1.6 x 100

d)

1.6 x 108

30.

Convert to scientific notation:


520,000,000

a)

52 x 107

b)

5.2 x 10-7

c)

5.2 x 108

d)

0.52 x 109

31.

A company wants to fly an aerial banner over a professional football game. The banner is 2 × 103 inches long and 100 inches tall. What is the area of the banner written in scientific notation?

a)

2 x 105 inches

b)

2 x 104 inches

c)

2000 inches

d)

20 x 104 inches

32.


 9.6×10−82×10−15\frac{9.6\times10^{-8}}{2\times10^{-15}}  

a)

 −4.8×107-4.8×10^7  

b)

 4.8×1074.8×10^7  

c)

 4.8×10−74.8×10^{-7}  

d)

 4.8×10−234.8×10^{-23}  

33.


 9.6×10−82×10−15\frac{9.6\times10^{-8}}{2\times10^{-15}}  

a)

 −4.8×107-4.8×10^7  

b)

 4.8×1074.8×10^7  

c)

 4.8×10−74.8×10^{-7}  

d)

 4.8×10−234.8×10^{-23}  

34.

Convert this number into scientific notation: 950,000

a)

9.5 x 105

b)

9.5 x 10-9

c)

9.5 x 102

d)

None of the above

35.

(2.1×10​2​​) × (3.0×10​4)

a)

5.1 x 102

b)

6.3 x 106

c)

5.1 x 106

d)

6.3 x 108

36.

Convert this number into scientific notation: 0.068

a)

6.9 x 106

b)

6.8 x 10-9

c)

6.8 x 10-2

d)

None of the above

37.

(4.1 x 105) + (5.5 x 106)

a)

5.91 x 106

b)

9.6 x 105

c)

9.6 x 1011

d)

4.65 x 105

38.

 6.9×1072.3×10−3\frac{6.9\times10^7}{2.3\times10^{-3}}  

a)

 3 × 10103\ \times\ 10^{10}  

b)

 3×1043\times10^4  

c)

 3×10−43\times10^{-4}  

d)

 3×10−113\times10^{-11}  

39.

(5 x 106) (5 x 107)

a)

2.5 x 1012

b)

2.5 x 1014

c)

25 x 1012

d)

25 x 1013

40.

A honeybee queen can lay 2.5 × 103 eggs per day. An army ant queen can lay up to 300,000 eggs per day. How many times more eggs can an army ant queen lay?

(a)  

41.

 6×1062×103\frac{6\times10^6}{2\times10^3}  

a)

 12×10312\times10^3  

b)

 3×1093\times10^9  

c)

 1.2×1041.2\times10^4  

d)

 3×1033\times10^3  

42.

Which of the following numbers is written in scientific notation?

a)

20.35 x 104

b)

.2035 x 104

c)

2035 4

d)

2.035 x104

43.

(3.8 x 104) - (2 x 103)

a)

1.8 x 104

b)

1.8 x 101

c)

3.6 x 101

d)

3.6 x 104

44.

Earth has a mass of about 6,000,000,000,000,000,000,000,000 kilograms. Neptune has a mass of about 1.02 × 1026 kilograms. How many times as much mass does Neptune have than Earth?

(a)  

45.

How would you write 0.0005 in scientific notation?

a)

50 x 10-5

b)

5 x 10-4

c)

5 x 103

d)

.5 x 103

46.

(2.1×10​2​​) × (3.0×10​4)

a)

5.1 x 102

b)

6.3 x 106

c)

5.1 x 106

d)

6.3 x 108

47.
Which of the following is correct scientific notation?
a)
20.35 x 104
b)
.2035 x 104
c)
2035 4
d)
2.035 x104
48.

(7.3 x 105) + (3.7 x 105)

a)

11.0 x 105

b)

1.1 x 1010

c)

1.1 x 1011

d)

1.1 x 10 6

49.
Write 0.00000707 in scientific notation.
a)
7.07 x 10-6
b)
7.07 x 106
c)
707 x 108
d)
707 x 10-8
50.

A rectangular region of land in a state park has a length of 10,000 meters and a width of 4.8 × 103 meters. What is the area of the land in square meters? Give the answer in scientific notation.

a)

.48 x 105

b)

4.8 x 10-7

c)

4.8 x 107

d)

48 x 106

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