WorksheetsLesson 21 Practice - Powers of 10
Total questions: 10
Worksheet time: 19mins
Name
Class
Date
1.
Convert to Standard Form: 9.34 ×106
a)
9,340,000
b)
934,000,000
c)
93,400
d)
0.00000934
2.
Convert to Standard Form: 6.13 ×10−3
a)
613,000
b)
0.006.13
c)
0.000613
d)
0.00613
3.
Convert to Standard Form: 8.45 ×10−5
a)
0.0000845
b)
0.00000845
c)
0.00845
d)
845,000
4.
Write an estimate using powers of 10.
784,000
a)
7 ×103
b)
8 × 104
c)
7 ×105
d)
8×105
5.
Write an estimate using powers of 10.
0.000623
a)
7 ×103
b)
6 ×10−4
c)
6 ×10−3
d)
7 ×10−4
6.
Write an estimate using powers of 10.
4210000
a)
4 ×106
b)
4 ×104
c)
5 ×105
d)
421 ×104
7.
Write an estimate using powers of 10.
0.0067
a)
7 ×103
b)
7 ×10−2
c)
7 ×10−3
d)
6 ×10−3
8.
Which number is greater?
a)
3 ×106
b)
2 ×108
c)
4 ×105
d)
5 ×103
9.
Which number is greater?
a)
12 ×1013
b)
13 ×109
c)
14 ×1011
d)
11 ×108
10.
Convert to Standard Form: 7.84 ×105
a)
78,400,000
b)
784,000
c)
78,400
d)
0.0000784
100 %
