用科學記號表示 0.123 0.123 0 . 1 2 3

1.23 × 1 0 − 1 1.23\times10^{-1} 1 . 2 3 × 1 0 − 1

123 × 1 0 − 3 123\times10^{-3} 1 2 3 × 1 0 − 3

1.23 × 1 0 − 2 1.23\times10^{-2} 1 . 2 3 × 1 0 − 2

1.23 × 1 0 − 3 1.23\times10^{-3} 1 . 2 3 × 1 0 − 3

用科學記號表示 0.00025 0.00025 0 . 0 0 0 2 5

2.5 × 1 0 − 4 2.5\times10^{-4} 2 . 5 × 1 0 − 4

2.5 × 1 0 − 3 2.5\times10^{-3} 2 . 5 × 1 0 − 3

2.5 × 1 0 − 2 2.5\times10^{-2} 2 . 5 × 1 0 − 2

2.5 × 1 0 − 5 2.5\times10^{-5} 2 . 5 × 1 0 − 5

用科學記號表示 31 10000 \frac{31}{10000} 1 0 0 0 0 3 1

3.1 × 1 0 − 3 3.1\times10^{-3} 3 . 1 × 1 0 − 3

3.1 × 1 0 − 5 3.1\times10^{-5} 3 . 1 × 1 0 − 5

3.1 × 1 0 − 4 3.1\times10^{-4} 3 . 1 × 1 0 − 4

3.1 × 1 0 − 2 3.1\times10^{-2} 3 . 1 × 1 0 − 2

用科學記號表示 245 1000000 \frac{245}{1000000} 1 0 0 0 0 0 0 2 4 5

2.45 × 1 0 − 4 2.45\times10^{-4} 2 . 4 5 × 1 0 − 4

245 × 1 0 − 6 245\times10^{-6} 2 4 5 × 1 0 − 6

245 × 1 0 − 4 245\times10^{-4} 2 4 5 × 1 0 − 4

2.45 × 1 0 − 6 2.45\times10^{-6} 2 . 4 5 × 1 0 − 6

比較 3.2 × 1 0 − 6 3.2\times10^{-6} 3 . 2 × 1 0 − 6 ， 2.3 × 1 0 − 6 2.3\times10^{-6} 2 . 3 × 1 0 − 6 的大小

3.2 × 1 0 − 6 > 2.3 × 1 0 − 6 3.2\times10^{-6}>2.3\times10^{-6} 3 . 2 × 1 0 − 6 > 2 . 3 × 1 0 − 6

3.2 × 1 0 − 6 < 2.3 × 1 0 − 6 3.2\times10^{-6}<2.3\times10^{-6} 3 . 2 × 1 0 − 6 < 2 . 3 × 1 0 − 6

2.3 × 1 0 − 6 = 3.2 × 1 0 − 6 2.3\times10^{-6}=3.2\times10^{-6} 2 . 3 × 1 0 − 6 = 3 . 2 × 1 0 − 6

比較 4.3 × 1 0 − 5 4.3\times10^{-5} 4 . 3 × 1 0 − 5 ， 4.3 × 1 0 − 6 4.3\times10^{-6} 4 . 3 × 1 0 − 6 的大小

4.3 × 1 0 − 5 > 4.3 × 1 0 − 6 4.3\times10^{-5}>4.3\times10^{-6} 4 . 3 × 1 0 − 5 > 4 . 3 × 1 0 − 6

4.3 × 1 0 − 5 < 4.3 × 1 0 − 6 4.3\times10^{-5}<4.3\times10^{-6} 4 . 3 × 1 0 − 5 < 4 . 3 × 1 0 − 6

4.3 × 1 0 − 5 = 4.3 × 1 0 − 6 4.3\times10^{-5}=4.3\times10^{-6} 4 . 3 × 1 0 − 5 = 4 . 3 × 1 0 − 6

科學記號

Authored by NGJH NANTOU

Mathematics

7th - 9th Grade

Used 7+ times

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

用指數表示 $10000$

$10^2$

$10^3$

$10^4$

$10^5$

MULTIPLE CHOICE QUESTION

1 min • 1 pt

用指數表示 $100000$

$10^2$

$10^3$

$10^4$

$10^5$

MULTIPLE CHOICE QUESTION

1 min • 1 pt

用指數表示 $0.001$

$10^{-2}$

$10^{-3}$

$10^{-4}$

$10^{-5}$

MULTIPLE CHOICE QUESTION

1 min • 1 pt

用指數表示 $0.00001$

$10^{-2}$

$10^{-3}$

$10^{-4}$

$10^{-5}$

MULTIPLE CHOICE QUESTION

1 min • 1 pt

用指數表示 $\frac{1}{10}$

$10^{-1}$

$10^{-2}$

$10^{-3}$

$10^{-4}$

MULTIPLE CHOICE QUESTION

1 min • 1 pt

用指數表示 $\frac{1}{1000000}$

$10^{-4}$

$10^{-5}$

$10^{-6}$

$10^{-7}$

MULTIPLE CHOICE QUESTION

1 min • 1 pt

用科學記號表示 $123000$

$123\times10^3$

$12.3\times10^4$

$1.23\times10^5$

$1.23\times10^6$

MULTIPLE CHOICE QUESTION

1 min • 1 pt

用科學記號表示 $1234500$

$12345\times10^2$

$1.2345\times10^5$

$1.2345\times10^6$

$1.2345\times10^7$

MULTIPLE CHOICE QUESTION

1 min • 1 pt

用科學記號表示 $0.123$

$123\times10^{-3}$

$1.23\times10^{-1}$

$1.23\times10^{-2}$

$1.23\times10^{-3}$

10.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

用科學記號表示 $0.00025$

$2.5\times10^{-3}$

$2.5\times10^{-4}$

$2.5\times10^{-2}$

$2.5\times10^{-5}$

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科學記號

用指數表示 100001000010000

用指數表示 100000100000100000

用指數表示 0.0010.0010.001

用指數表示 0.000010.000010.00001

用指數表示 110\frac{1}{10}101​

用指數表示 11000000\frac{1}{1000000}10000001​

用科學記號表示 123000123000123000

用科學記號表示 123450012345001234500

用科學記號表示 0.1230.1230.123

用科學記號表示 0.000250.000250.00025

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用指數表示 $10000$

用指數表示 $100000$

用指數表示 $0.001$

用指數表示 $0.00001$

用指數表示 $\frac{1}{10}$

用指數表示 $\frac{1}{1000000}$

用科學記號表示 $123000$

用科學記號表示 $1234500$

用科學記號表示 $0.123$

用科學記號表示 $0.00025$