How to find the decimal numbers if terminating numbers ..?
 
  1. Ex The decimal expansion of will terminate after how many places of decimal?
  2. The decimal expansion of  38563 /400 will terminate after how many places of decimal?

Asked by sucharitasahoo1 | 4th Dec, 2017, 07:45: PM

Expert Answer:

begin mathsize 16px style 21 over 24 equals fraction numerator 3 cross times 7 over denominator 3 cross times 4 cross times 2 end fraction equals 7 over 8 equals 0.875...... open parentheses 3 space places close parentheses
38563 over 400 equals fraction numerator 7 cross times 7 cross times 787 over denominator 2 cross times 2 cross times 100 end fraction equals 96.4075..... left parenthesis 4 space places right parenthesis end style

Answered by Arun | 4th Dec, 2017, 07:54: PM