Multiplying With Scientific Notation - Math Worksheet With Answer Key Page 18
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20Answer Key
Multiplying with Scientific Notation
Name:
Solve each problem. Answer in scientific notation.
A n s w e r s
3
10
3
8
1) (8.55×10
) × (6.4×10
)
2) (1.43×10
) × (3.33×10
)
14
3
10
3
8
5.472 × 10
(8.55×6.4) × (10
×10
)
(1.43×3.33) × (10
×10
)
1.
13
11
54.72 × 10
4.7619 × 10
11
14
11
4.7619 × 10
5.472 × 10
4.7619 × 10
2.
13
3.84888 × 10
3.
13
9.9 × 10
4.
5
7
9
4
3) (4.06×10
) × (9.48×10
)
4) (4.5×10
) × (2.2×10
)
17
5
7
9
4
7.7 × 10
(4.06×9.48) × (10
×10
)
(4.5×2.2) × (10
×10
)
5.
12
13
38.4888 × 10
9.9 × 10
13
13
13
3.84888 × 10
9.9 × 10
3.824 × 10
6.
12
2.21 × 10
7.
15
1.118 × 10
8.
7
10
8
5
5) (7×10
) × (1.1×10
)
6) (2.39×10
) × (1.6×10
)
13
7
10
8
5
(7×1.1) × (10
×10
)
(2.39×1.6) × (10
×10
)
6.141 × 10
9.
17
13
7.7 × 10
3.824 × 10
18
17
13
7.7 × 10
3.824 × 10
2.678 × 10
10.
9
3
8
6
7) (1.3×10
) × (1.7×10
)
8) (2.6×10
) × (4.3×10
)
9
3
8
6
(1.3×1.7) × (10
×10
)
(2.6×4.3) × (10
×10
)
12
14
2.21 × 10
11.18 × 10
12
15
2.21 × 10
1.118 × 10
5
7
10
7
9) (6.9×10
) × (8.9×10
)
10) (6.5×10
) × (4.12×10
)
5
7
10
7
(6.9×8.9) × (10
×10
)
(6.5×4.12) × (10
×10
)
12
17
61.41 × 10
26.78 × 10
13
18
6.141 × 10
2.678 × 10
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9
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