Percentage Mental Calculation

Example:

Try 18% of 50 by mental calculation.

Then try…

50% of 18 (or 1/2 of 18)
= 9

Which is easier ?

Advertisements

One thought on “Percentage Mental Calculation

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google photo

You are commenting using your Google account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s