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form 1 mathematics

Total questions: 78

Worksheet time: 3hrs 19mins

Name
Class
Date
1.
0.001603 X 1014 is written as 1.603 X 10n in the standard form. State the value of n.
a)
10
b)
11
c)
16
d)
17
2.
Find the product 0.0389 X 0.7. Round off the answer correct to two significant figures.
a)
0.027
b)
0.028
c)
0.03
d)
0.02
3.
4.05 X 10-7 - 2.7 X 10-8 =
a)
1.38 X 10-8
b)
3.78 X 10-8
c)
1.38 X 10-7
d)
3.78 X 10-7
4.

What is 45 in expanded form?

a)

4 x 5

b)

4 x 4 x 4 x 4 x 4

c)

1024

d)

5 x 5 x 5 x 5 x 5

5.

What is a3 x b2 in expanded form?

a)

a x 3 x b x 2

b)

a x a x b x b x b

c)

ab5

d)

a x a x a x b x b

6.

What is 32a3b5 in expanded form?

a)

9a3b5

b)

3ab10

c)

3 x 3 x a x a x a x b x b x b x b x b

d)

3 x 3 x a x a x b x b x b x b x b x b

7.

Write the following in index form; 2 x 2 x a x a x b

a)

4a2b

b)

22a2b

c)

22ab3

d)

4ab2

8.

Write 6 x 6 x 6 in index form.

a)

63

b)

216

c)

3 x 6

d)

36

9.
17 ten thousands + 4 thousands + 3 tens + 1 ones =
a)
174 031
b)
174 301
c)
57 013
d)
 57 301
10.
P  –  23 487  =  102 819     Find the value of P.
a)
79 322
b)
126 306
c)
89 322
d)
126 206
11.
Calculate the difference between 31 180 and 9 570
a)
 21 610
b)
40 750
c)
40 570
d)
21 160
12.
a)
1520
b)
1420
c)
1620
d)
1260
13.

Write the number 3,400,000 in standard form

a)

3.4 × 106

b)

3.4 × 107

c)

34 × 105

d)

3.4 × 10-5

14.

Write the number 82,300,000 in standard form

a)

8.23 × 105

b)

8.23 × 106

c)

8.23 × 107

d)

8.23 × 108

15.

Write the number 105,000,000 in standard form

a)

10.5 × 107

b)

10.5 × 108

c)

1.05 × 107

d)

1.05 × 108

16.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
17.

How would you write 0.0005 in scientific notation?

a)

50 x 105

b)

5 x 10-4

c)

5 x 103

d)

.5 x 103

18.

How would you write 0.0005 in scientific notation?

a)

50 x 105

b)

5 x 10-4

c)

5 x 103

d)

.5 x 103

19.
How would you write -5.6 x 10-3 in standard form?
a)
0.0056
b)
-5,600
c)
0.00056
d)
-0.0056
20.
How do you write
1001
in scientific notation?
a)
1.0001 x 104
b)
1.01 x 105
c)
1.001 x 103
d)
10.1 x 103
21.
Express the following in scientific notation:
0.0000002203
a)
.02203 x 107
b)
22.03 x 10-6
c)
2.203 x 10-7
d)
22.03 x 106
22.

Round off 4.028 correct to three significant figures.

a)

4.02

b)

4.020

c)

4.03

d)

4.030

23.

Round off 2.0586 correct to three significant figures.

a)

2.05

b)

2.058

c)

2.059

d)

2.06

24.

Round off 2.0586 correct to three significant figures.

a)

2.05

b)

2.058

c)

2.059

d)

2.06

25.
a)

1.6 x 10-10

b)

1.6 x 10-9

c)

1.6 x 10-3

d)

1.6 x 10-2

26.

Express 95 000 ÷ 5x108 in standard form.

a)

1.9 x 1012

b)

1.9 x 104

c)

1.9 x 10-4

d)

1.9 x 10-12

27.

Write 15,642 in word form

a)

Fifteen thousand six hundred forty two

b)

Fifty thousand six hundred forty two

c)

One thousand five thousand six hundred forty two

d)

Fifteen thousand sixty forty two

28.

Write eight hundred three thousand seventeen in standard form

a)

803,017

b)

803,17

c)

803,070

d)

83,017

29.

Round off 576 to the nearest ten

a)

A. 580

b)

B. 500

c)

C. 600

d)

D. 680

30.

Round off 28.132 95 to nearest whole number.

a)

29

b)

28

c)

28.1

d)

30

31.
Round off 235.49 to 1 decimal place
a)
240
b)
235
c)
235.5
d)
235.50
32.

Round 5.342 to the nearest hundredths is ____.

a)

5.3

b)

5.35

c)

5.30

d)

5.34

33.

3.0567 rounded off to the nearest thousandths is ____.

a)

3.057

b)

3.056

c)

3.0568

d)

3.0567

34.
19.32 ÷ 2.3
a)
8.4
b)
7.2
c)
8.9
d)
8.6
35.
Calculate
1.08÷4
a)
2.7
b)
0.27
c)
2.07
d)
.20
36.

Change the following recurring decimal into a fraction.


Simplify your answer if possible.

a)

7/9

b)

77/99

c)

2/3

d)

7/99

37.

Change the following recurring decimal into a fraction.


Simplify your answer if possible.

a)

13/33

b)

34/99

c)

4/11

d)

12/33

38.

Change the following recurring decimal into a fraction.


Simplify your answer if possible.

a)

18/33

b)

58/99

c)

6/11

d)

19/33

39.

Change the following recurring decimal into a fraction.


Simplify your answer if possible.

a)

143/333

b)

431/999

c)

47/111

d)

142/333

40.

Change the following recurring decimal into a fraction.


Simplify your answer if possible.

a)

14/33

b)

39/99

c)

6/11

d)

13/33

41.

Change the following recurring decimal into a fraction.


Simplify your answer if possible.

a)

51/333

b)

153/999

c)

14/111

d)

52/333

42.

Change the following recurring decimal into a fraction.


Simplify your answer if possible.

a)

291/333

b)

874/999

c)

97/111

d)

292/333

43.

Change the following recurring decimal into a fraction.


Simplify your answer if possible.

a)

4313/9999

b)

4313/999

c)

479/111

d)

1437/3333

44.

Change the following recurring decimal into a fraction.


Simplify your answer if possible.

a)

5214/9999

b)

1738/9999

c)

579/1111

d)

1738/3333

45.

Change the following recurring decimal into a fraction.


Simplify your answer if possible.

a)

3/9

b)

33/99

c)

1/3

d)

3/99

46.

Change the following recurring decimal into a fraction.


Simplify your answer if possible.

a)

4/9

b)

12/99

c)

4/33

d)

4/99

47.

Convert  \frac{5}{8} to a decimal number.

a)

5.8

b)

8.5

c)

0.625

d)

0.652

48.

Choose the decimal equivalent to  725\frac{7}{25}  .

a)

0.28

b)

0.2

c)

3.57

d)

0.357...

49.

What do you call a decimal in which a pattern of one or more digits is repeated indefinitely?

a)

prime factor

b)

prime number

c)

recurring decimal

d)

terminating decimal

50.

Is the fraction a recurring or terminating decimal?

 18\frac{1}{8}  

a)

terminating decimal

b)

recurring decimal

51.

 What is the decimal form of 1320\frac{13}{20} ?

a)

0.65

b)

1.534

c)

0.6555555

d)

 0.65‾0.6\overline{5}  

52.

What do you call a decimal that has a finite set of digits as a result of dividing and has a remainder of 0?

a)

prime factor

b)

prime number

c)

recurring decimal

d)

terminating decimal

53.
-4.7 + (-2.7) =
a)
-6.5
b)
-6.4
c)
-7.4
d)
-7.5
54.
-4.7 - (-2.7) =
a)
7.5
b)
7.4
c)
2.4
d)
2
55.
(5/8) + (-22/24) =
a)
-7/24
b)
-1/4
c)
-27/24
d)
-27/4
56.
Calculate 5/6 x -3/4
a)
15/24
b)
-8/24
c)
-15/24
d)
-5/8
57.
Simplify the following:
14 − (3 + 2 x 3)
a)
8
b)
5
c)
1
d)
9
58.
Maria bought 12 books at the book fair. Each book cost $4.50.  Which of the following is the equation that shows how to solve the problem?
a)
(4.50 x 10) + (4.50 x 2)
b)
45 x 12
c)
(4.50 x 1) + (4.50 x 2)
d)
450 x 12
59.
Round 43.827 to the nearest hundredth.
a)
43.82
b)
43.83
c)
43.87
d)
44
60.
Find the product 0.0389 X 0.7. Round off the answer correct to two significant figures.
a)
0.027
b)
0.028
c)
0.03
d)
0.02
61.
 18 - (-4)
a)
-22
b)
4
c)
22
d)
-4
62.
-20+(-11)
a)
31
b)
9
c)
-9
d)
-31
63.
-9 + 9
a)
18
b)
-18
c)
0
d)
81
64.
 -2 - (-8)
a)
6
b)
-6
c)
-10
d)
10
65.

-5 x -8

a)

-40

b)

-13

c)

-45

d)

40

66.

-27 + (-127) + 27

a)

-27

b)

0

c)

-127

d)

27

67.

Which demonstrates the correct product?

a)

3 x (-4) = -7

b)

-3 x 4 = 12

c)

-3 x (-4) = -12

d)

-3 x (-4) = 12

68.
-14 + (-3)
a)
-17
b)
11
c)
-11
d)
17
69.

Which integers are in ascending order?

a)

0, -2, 4, -6, 9, 11

b)

0, -2, -6, 4, 9, 11

c)

-2, -6, 0, 4, 9, 11

d)

-6, -2, 0, 4, 9, 11

70.

(-9)(-3)

a)

-24

b)

24

c)

-27

d)

27

71.
16 + (-13) + 5=
a)
8
b)
-24
c)
2
d)
34
72.
-10 - 47=
a)
-37
b)
-57
c)
57
d)
37
73.
If it is 85 degrees in California and -4 degrees in Nebraska, how many degrees warmer is it in California? 
a)
-89
b)
81
c)
89
d)
-81
74.
The high temperature on Wednesday was 93 degrees. What was the absolute value of the temperature on Wednesday?
a)
93
b)
-93
c)
0
d)
186
75.
A climber starts descending from 533 feet above sea level and keeps going until she reaches 10 feet below sea level.  How many feet did she descend?
a)
523 feet
b)
543 feet
c)
0 feet
d)
500 feet
76.
In Buffalo, New York, the temperature was -14°F in the morning. If the temperature dropped 7°F, what is the temperature now?
a)
-7°F
b)
-21°F
c)
7°F
d)
21°F
77.
solve
a)
-51
b)
51
c)
175
d)
13
78.
-14 x (-7)
a)
2
b)
-2
c)
98
d)
-98

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