Vedic / Quicker / Shortcut Math ⇒ Topic : Multiply Any Number with 99 series

Advaith
 
Ex 1 : 453 X 999 = ? ▷ Multiplication of number by greater no. of 9's : Ex 1 : 453 X 9999 = ? ▷ Multiplication of number by lesser no. of 9's : Ex 1 : 453 X 99 = ?  
 
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