Write this as an ordinary number: 5.6 x 10³

Write the number 456 800 in standard form correct to 1 significant figure.

Write this as an ordinary number: 9.1 x 10^-4

Write the number 0.00302 in standard form correct to 1 significant figure.

Write this as an ordinary number: 4.03 x 10⁵

Which number is written in standard form:

0.5 × 10⁴ 5 × 10^-4 50 × 10⁴ 5 × 10^0.4

Write the number 

six million five thousand two hundred 

in standard form.

Write these numbers in descending order:

9563 9.56 × 10³ 9.56 × 3¹⁰

^{You can use a calculator}

Which of these values of n makes 2.7 × 10ⁿ a cube number?

Which of these is not a square number?

Which of these has the greatest value?

Here is a list of numbers:

1 000 000 4.6 × 10⁴ 63 000 5 × 10³ 1.7 × 10⁵

Work out the range. Write your answer in standard form.