Test:
Decimals I - Challenging
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Question 1:
Multiply:
11.115
⋅
10
7
A
11
,
115
,
000
,
000
B
11
,
115
,
000
C
111
,
150
,
000
D
1
,
111
,
500
Question 2:
Multiply:
0.0065
⋅
10
5
A
6.5
B
6500
C
65
D
650
Question 3:
Divide:
0.07654
:
10
3
A
0.00007654
B
0.0007654
C
0.000007654
D
0.007654
Question 4:
Simplify:
10
8
:
10
6
⋅
10
2
:
10
3
A
100
B
1000
C
0.01
D
10
Question 5:
Multiply:
657.148
⋅
10
−
7
A
6571480000
B
657148
C
0.0000657148
D
0.000657148
Question 6:
Divide:
0.02365
:
10
−
3
A
2.365
B
0.00002365
C
0.0002365
D
23.65
Question 7:
Round
0.0456
to
2
significant figures
A
0.05
B
0.04
C
0.046
D
0.045
Question 8:
Round to
4
decimal places:
1.0249149
A
1.0250
B
1.0249
C
1.025
D
1.024
Question 9:
Round to
4
significant figures:
0.0456
A
0.046
B
0.04560
C
0.0455
D
0.0456
Question 10:
Convert
3
17
to decimal form and round to
4
decimal places
A
0.1760
B
0.1766
C
0.1765
D
0.1764
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