Standard Form

Numbers written in the form;

                              A x 10n

Where, 1 ≤ A ≤ 10, are in Standard Form.

When writing a number in standard form:

Step 1:  Write the number in the form A. That is, turn the number into a number greater than or equal to 1, and/or less than or equal to 10. This is done by moving the decimal point either to the right or to the left.

Step 2: Multiply the number attained above by 10 for each place moved to the left, and by  for each place moved to the right.

Step 3:  Write the number in the form A x 10n.

Example

Write the following numbers in standard form: (i) 243 876 (ii) 0.000487652

 

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