Scientific Notation Basics

Given the number 0.00000457. What is the value of the exponent when this number is written in scientific notation?

Mathematical Equivalence

ON

Tags

TEKS 8.2C

What are the values of the exponents of the following numbers when they are converted to Scientific Notation?

• 4

• 0.00523

• -4

• 7,140

• -2

• 52, 300

• 3

• 0.000714

• -3

• 0.0172

Write 0.216 in scientific notation.

• 216 x 10³

• 216 x 10^-3

• 2.16 x 10¹

• 2.16 x 10^-1

Fix this number so it is in correct scientific notation

0.97 x 10¹²

• 0.97 x 10¹¹

• 9.7 x 10¹¹

• 9.7 x 10¹³

• 9.7 x 10¹²

Change from standard form to scientific notation:  0.000398

• 39.8  x  10^-5

• 3.98  x  10^-5

• 3.98  x  10^-4

• 39.8  x  10^-6

Try to change the number back to standard form:  6.79  x  10⁴

• 679,000

• 6,790

• 67,900

• 6,790,000

Try to change the number back to standard form: 3.97  x  10^-2

• 0.000397

• 0.0397

• 0.0000397

• 0.397

Write 3.5 x 10⁶  in standard notation.

• 0.0000035

• 35,000,000

• 3,500,000

• 0.00000035

Write 4 x 10^-3   in standard notation.

• 0.0004

• 0.004

• 4,000

• 4.000

Write 2.07 x 10⁵     in standard notation.

• 20,700,000

• 0.00000207

• 0.0000207

• 207,000