Question

The number of decimal places after which the decimal expansion of the rational number 15 by 16 will terminate is.

Answer 1

Answer:

23

=

2(2)

2

(5)

2

23

=

2(2×5)

2

23

=

2(10)

2

23

=

100

11.5

=0.115

Therefore, the decimal expansion of the rational number

2

3

5

2

23

will terminate after three places of decimal.