SHORTCUT TO MULTIPLY NUMBER WITH 25

Description

SHORTCUT TO MULTIPLY NUMBER WITH 25 Get more FREE MATH shortcuts at www.LazyMaths.com

Comments
Would you like to comment?

Sign In if already a member, or Join Now for a free account.

Presentation Transcript Presentation Transcript

Slide 1 : Example 9 8 9 x 2 5 Multiplying any Number with 25 Step 1 – Halve the Number (Divide the number by 2) As you halve the number, don’t forget to put the decimal point Intermediate Number 1 9 8 9 Halve © LazyMaths.com 4 9 4 . 5

Slide 2 : Example 9 8 9 x 2 5 Multiplying any Number with 25 Step 2 – Halve the Intermediate Number (Divide the number by 2) As you halve the number, don’t forget to put the decimal point Intermediate Number 2 4 9 4 . 5 Halve © LazyMaths.com 2 4 7 . 2 5

Slide 3 : Multiplying any Number with 25 Step 3 – Multiply by 100 (Move two decimal places to the right) Final Answer 9 8 9 x 2 5 = 2 4 7 2 5 9 8 9 x 2 5 2 4 7 2 5 2 4 7 2 5 . © LazyMaths.com

Amish Bhavsar
Co Founder of LazyMaths.com
User
17 Members Recommend this Teacher
Copyrights © 2009 authorGEN. All rights reserved.