Expressing Numbers In Standard Notation Worksheet With Answer Key Page 2
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2Name :
Score :
Answer key
Example:
Write 4.5 × 10 in standard notation.
Here the exponent is –5. We should move the decimal point 5 places to the left.
0 0 0 0 0 4 . 5
4.5 × 10
=
0.000045
Express each number in standard notation.
1) 5.42 × 10
=
0.000000000542
2) 2.0016 × 10
=
0.000000020016
3) 6.521 × 10
=
0.000000000006521
4) 9.5 × 10
=
0.000095
5) 3.014 × 10
=
0.00000000000003014
6) 2.9381 × 10
=
0.000000029381
7) 1.15 × 10
=
0.000000000115
8) 9.586 × 10
=
0.000009586
9) 5.2471 × 10
=
0.00000000000052471
10) 2.59 × 10
=
0.000000259
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