Expressing Numbers In Standard Notation Worksheet With Answer Key Page 2
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Answer key
Example: 1
Example: 2
Write 4.77 × 10 in standard notation.
Write 8.04 × 10 in standard notation.
Here the exponent is 2. We should move the
Here the exponent is -2. We should move the
decimal point 2 places to the right.
decimal point 2 places to the left.
0 0 8 . 0 4
4 . 7 7
4.77 × 10 =
8.04 × 10 =
477
0.0804
Express each number in standard notation.
1)
1.256 × 10
=
2)
6.14 × 10
=
1, 256
0.0614
3)
9.5 × 10
=
4)
1.2335 × 10
=
0.00095
123.35
5)
7.1822 × 10
=
6)
5.2001 × 10
=
71, 822
0.0052001
7)
4.2 × 10
=
8)
2.722 × 10
=
0.042
272.2
9)
3.005 × 10
=
10)
1.523 × 10
=
0.00003005
0.1523
11)
6.21 × 10
=
12) 9.072 × 10
=
62, 100
9, 072
13)
7.24 × 10
=
14)
3.542 × 10
=
0.00724
35.42
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