Question

the decimal expansion of the rational number 12/2^4 5^3 will terminate after how many places of decimal ​

Answer 1

here is your answer:-

43/2^4 5 ^3=43 x 5/2 ^4 5 ^3 x 5

43 x 5/2 ^4 5 ^4

43 x 5/(2 x 5)^4

43 x 5/(10)^4

215/10000

0.0215

4 places of decimal.

hope this will help u✌✌