Multiplying With Scientific Notation - Math Worksheet With Answer Key Page 10
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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
4
4
6
9
1) (7×10
) × (1.4×10
)
2) (6.5×10
) × (3.3×10
)
8
4
4
6
9
9.8 × 10
(7×1.4) × (10
×10
)
(6.5×3.3) × (10
×10
)
1.
8
15
9.8 × 10
21.45 × 10
16
8
16
2.145 × 10
9.8 × 10
2.145 × 10
2.
14
2.376 × 10
3.
20
3.783 × 10
4.
10
3
9
10
3) (3.3×10
) × (7.2×10
)
4) (9.7×10
) × (3.9×10
)
16
10
3
9
10
1.21986 × 10
(3.3×7.2) × (10
×10
)
(9.7×3.9) × (10
×10
)
5.
13
19
23.76 × 10
37.83 × 10
18
14
20
2.376 × 10
3.783 × 10
2.457 × 10
6.
9
2.842 × 10
7.
11
1.288 × 10
8.
7
8
10
8
5) (4.86×10
) × (2.51×10
)
6) (1.89×10
) × (1.3×10
)
14
7
8
10
8
(4.86×2.51) × (10
×10
)
(1.89×1.3) × (10
×10
)
6.438 × 10
9.
15
18
12.1986 × 10
2.457 × 10
19
16
18
1.21986 × 10
2.457 × 10
1.1152 × 10
10.
4
4
3
7
7) (9.8×10
) × (2.9×10
)
8) (1.4×10
) × (9.2×10
)
4
4
3
7
(9.8×2.9) × (10
×10
)
(1.4×9.2) × (10
×10
)
8
10
28.42 × 10
12.88 × 10
9
11
2.842 × 10
1.288 × 10
5
9
9
9
9) (1.16×10
) × (5.55×10
)
10) (2.05×10
) × (5.44×10
)
5
9
9
9
(1.16×5.55) × (10
×10
)
(2.05×5.44) × (10
×10
)
14
18
6.438 × 10
11.152 × 10
14
19
6.438 × 10
1.1152 × 10
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