Mammoth Memory

Standard form calculations

When you add, subtract, multiply and divide standard forms.

There are two methods

There are 2 methods for calculating a compressed number for standard form 

Method 1 - Actually calculate

Either turn the calculation so that you can add, subtract, multiply and divide and use a calculator.


Method 2 - Use indices rules

Use the rules taught by Indices Mammoth memory to add or subtract the powers.


In fact, the best way is to use both and you have a method then to double-check you have the correct answer.


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