Friday, 12 August 2011

mathematics tricks

To multiply a number by 5
Step 1: Divide by 2
Step 2: Move the decimal point to the right. (Multiply by 10)

For example: 1450x5
Step 1: 1450/2 ==> 725
Step 2: 725x10==> 7250 Ans.
Posted by at

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)