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Worksheets9/28 Math
Total questions: 10
Worksheet time: 26mins
Name
Class
Date
1.
Write the answer in scientific notation.
4.1 x 105 + 5.5 x 106 =
4.1 x 105 + 5.5 x 106 =
a)
5.91 x 106
b)
9.6 x 105
c)
9.6 x 1011
d)
4.65 x 105
2.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
3.
How would you write -5.6 x 10-3 in standard form?
a)
0.0056
b)
-5,600
c)
0.00056
d)
-0.0056
4.
Subtract using scientific notation.
(8.0 x 1013) - (7.5 x 1012)
(8.0 x 1013) - (7.5 x 1012)
a)
7.25 x 1013
b)
7.25 x 1012
c)
5.0 x 1012
d)
5.0 x 1013
5.
Express the following in standard notation:
8.025 x 10-8
a)
.00000008025
b)
.000000008025
c)
802,500,000,000
d)
80,250,000,000
6.
Add within scientific notation
(6.2 x 10²) + (9.7 x 10⁰)
(6.2 x 10²) + (9.7 x 10⁰)
a)
.6297 x 10²
b)
6.297 x 10⁰
c)
6.297 x 10³
d)
6.297 x 10²
7.
Subtract the within the scientific notation.
(2 x 10³) - (1.9 x 10²)
(2 x 10³) - (1.9 x 10²)
a)
1.81 x 10⁵
b)
1.81 x 10³
c)
1.81 x 10⁶
d)
1.81 x 10⁴
8.
Multiply using scientific notation.
(8.0 x 1013) x (7.5 x 1012)
(8.0 x 1013) x (7.5 x 1012)
a)
6 x 1025
b)
6 x 1024
c)
0.6 x 1025
d)
6 x 1026
9.
Subtract using scientific notation.
(7.32 x 10⁶) - (4.01 x 10⁸)
(7.32 x 10⁶) - (4.01 x 10⁸)
a)
-3.937 x 10⁸
b)
3.937 x 10⁸
c)
3.937 x 10⁷
d)
3.937 x ⁻²
10.
Add using scientific notation.
(5.2 x 10⁷) + (3.01 x 10⁴)
(5.2 x 10⁷) + (3.01 x 10⁴)
a)
5.20301 x 10¹¹
b)
.520301 x 10⁷
c)
5.20301 x 10⁷
d)
5.20301 x 10⁸
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