Expressing Numbers In Scientific Notation Worksheet With Answer Key Page 2
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2Name :
Score :
Answer key
Example:
Write 659172 in scienti c notation.
6 5 9 1 7
2 .
We should move the decimal point 5 places to the left. So, the exponent will be 5.
6.59172 × 10
659, 172 =
Express each number in scienti c notation.
4.8 × 10
1) 480, 000, 000, 000
=
1 × 10
2) 100, 000, 000, 000, 000 =
9.52 × 10
3) 9, 520, 000
=
3.2 × 10
4) 3, 200, 000, 000
=
7.2857 × 10
5) 7, 285, 700, 000, 000
=
2.47 × 10
6) 247, 000, 000
=
5.0423 × 10
7) 50, 423, 000, 000, 000
=
1.3425 × 10
8) 13, 425, 000
=
6.42 × 10
9) 642, 000, 000, 000, 000 =
9.9522 × 10
10) 99, 522, 000, 000
=
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