Standard Form

Write the number 3200 in standard form.

• 32 x 10²

• 3.2 x 10²

• 3.2 x 10³

• 3.2 x 10⁴

Write the number 45 000 000 in standard form.

• 4.5 x 10⁷

• 4.5 x 10⁶

• 45 x 10⁷

• 4 x 10⁸

What is standard form?

• Writing numbers as a

  calculator writes numbers

• A system of writing

  very large or very small numbers

• Writing numbers as decimals

True or False:

When writing

a number in standard form,

the first number must be

greater than 1 but less than 10.

• FALSE

• TRUE

Write this as an ordinary number: 5.6 x 10³

• 5600

• 560

• 0.56

• 56000

Write this as an ordinary number: 4.03 x 10⁵

• 403 000

• 4 030 000

• 40 300

• 400 000

What is 3 × 10^-2 written

as an ordinary number?

• 300

• 3000

• 0.03

• 0.3

What is 0.00051

written in standard form?

• 5.1 × 10^-4

• 51 × 10^-4

• 5.1 × 10^-5

Which of the number is NOT written in standard form?

Write 0.07 in standard form