NEW
Font size
S
M
L
XL
WorksheetsIndices and Standard Form
Total questions: 15
Worksheet time: 16mins
Name
Class
Date
1.
Write 2 x 2 x 2 x 2 in index form
a)
23
b)
25
c)
16
d)
24
2.
Simplify: χ3 ÷ χ2
a)
χ
b)
χ5
c)
χ6
d)
χ-1
e)
1/χ
3.
Simplify the following expression:
xy-7
xy-7
a)
xy7
b)
x/y7
c)
x7/y
d)
x7y
4.
Evaluate 23 + 32
a)
72
b)
36
c)
12
d)
17
5.
Which is greater, 26540 or 50?
a)
26540
b)
50
c)
They are the same
d)
Zero is greater
6.
Rewrite x-3 in positive index form.
a)
1/x-3
b)
x3
c)
1/x
d)
1/x3
7.
How do you write 8.317 x 106 as integer values?
a)
8, 371, 000
b)
83, 170, 000
c)
837, 100
d)
8, 317, 000
8.
When writing a number in standard form, the first number must be greater than 1, but less than 10.
a)
False
b)
True
9.
Which one of these is in standard form?
a)
8.987000
b)
8.98 x 106
c)
80.987 x 10
d)
8.986
10.
Which of the following is in standard form?
a)
20.35 x 104
b)
.2035 x 104
c)
2035 4
d)
2.035 x104
11.
How do you write 1001 in standard form?
a)
1.0001 x 104
b)
1.01 x 105
c)
1.001 x 103
d)
10.1 x 103
12.
Simplify the following, giving your answers with positive indices:
(4a2b)×(6ab)a)
24a2b2
b)
24a3b
c)
24a3b2
d)
10a3b2
13.
The number below, when written in standard form is:
0.000 000 017 3a)
1.73 ×10−8
b)
1.73 ×108
c)
17.3 ×10−9
d)
1.73×10−9
14.
What is 3 × 10-2 written
as an ordinary number?
a)
300
b)
3000
c)
0.03
d)
0.3
15.
Calculate
(6 × 102) + (3 × 103)
Give your answer in standard form.
a)
3.6 × 102
b)
3.6 × 103
c)
3,600
Reset
