WorksheetsForm 3
Total questions: 40
Worksheet time: 1hrs 14mins
Name
Class
Date
1.
Simplify -90
a)
1
b)
-1
c)
-9
d)
9
2.
What is the value of (-2)3?
a)
-8
b)
-6
c)
6
d)
8
3.
(y9)-2
a)
y18
b)
y11
c)
1/y18
d)
y9/2
4.
Simplify (34x5y6z-7)0
a)
34x5y6 / z7
b)
34x5y6 / x-7
c)
0
d)
1
5.
Simplify the following
32 x 25 x 36 x 28
32 x 25 x 36 x 28
a)
38 x 212
b)
312 x 28
c)
38 x 213
d)
28 x 3 12
6.
25 ÷ 22
a)
1
b)
23
c)
27
d)
212
7.
a7×a4÷a5
a)
a7
b)
a6
c)
a4
d)
a11
8.
Simplify
a)
A
b)
B
c)
C
d)
D
9.
Simplify
3s4 x 2t2 x s3
3s4 x 2t2 x s3
a)
5st14
b)
5s7t2
c)
12 s7 t 2
d)
6 s7 t2
10.
a)
3a15
b)
9a15
c)
9a8
d)
27a15
11.
a)
x2
b)
x6
c)
x5
d)
x-6
12.
a)
y4
b)
y5
c)
y6
d)
6y
13.
a)
a7
b)
a1
c)
1/a12
d)
a12
14.
a)
t24
b)
t12
c)
t18
d)
t-12
15.
a)
12
b)
8
c)
4
d)
2
16.
a)
x4
b)
4x3
c)
3x3
d)
4x2
17.
a)
3a15
b)
9a15
c)
9a8
d)
27a15
18.
a)
1/4
b)
2/3
c)
2
d)
0.5
19.
a)
1/7
b)
7
c)
24.5
d)
-7
20.
a)
3
b)
9
c)
12
d)
6
21.
a)
1
b)
1/x
c)
x
d)
x-11
22.
(3x2y3)2
a)
9x4y6
b)
3x4y5
c)
6x4y6
d)
9xy
23.
What is the area of a rectangle if its dimensions are listed below:
length = 10x7
width = 7x5
Hint: Area = (length)(width)
length = 10x7
width = 7x5
Hint: Area = (length)(width)
a)
70x12
b)
70x35
c)
17x12
d)
17x35
24.
Simplify -90
a)
1
b)
-1
c)
-9
d)
9
25.
Simplify (34x5y6z-7)0
a)
34x5y6 / z7
b)
34x5y6 / x-7
c)
0
d)
1
26.
Simplify 5-2
a)
-10
b)
1/25
c)
1/(5)2
d)
-1/10
27.
Which is greater, 26540 or 50?
a)
26540
b)
50
c)
They are the same
d)
Zero is greater
28.
Simplify,
(z3yx) × (x2yz)
a)
z4 y2 x3
b)
6 zyx
c)
3z 2y 3x
d)
z2 ÷ x
29.
Simplify,
t -3 ÷ t - 1
a)
t 2
b)
t - 4
c)
t - 2
d)
(t - 1)2
30.
Simplify:
25 x 6
5 x 3
a)
20x3
b)
5x9
c)
5x3
31.
How many significant figures does the following number have?
0.00345
0.00345
a)
6
b)
5
c)
3
d)
Ambiguous: 3,4,5, or 6
32.
How many significant figures does the following number have: 0.00204
a)
6
b)
4
c)
3
d)
2
33.
How many significant figures does the following number have?1.2500 x 103
a)
5
b)
3
c)
Ambiguous: 3 or 5
d)
7
34.
How many significant figures does the following number have: 100.00210
a)
7
b)
8
c)
10
d)
Ambiguous: 7 or 8
35.
Round 1289 to three significant figures
a)
1290
b)
130
c)
1300
d)
1.29x103
36.
What is 98.907 rounded to 1 significant figure?
a)
98.9
b)
90
c)
100
d)
1x102
37.
Solve and give your answer with the correct number of significant figures
(12.470)(271)
(12.470)(271)
a)
3366.9
b)
3.37x103
c)
3400
d)
3370
38.
Solve and give your answer with the correct number of significant figures
129.6/3
129.6/3
a)
43.0
b)
43
c)
4x101
d)
40
39.
Solve and give your answer with the correct number of significant figures
24.28 + 12.5
24.28 + 12.5
a)
3.687 x 101
b)
36.8
c)
37
d)
3.70x101
40.
Solve and give your answer with the correct number of significant figures
1421-34
1421-34
a)
1.39x103
b)
1387
c)
1390
d)
1400
100 %
