Question

show that the repeating decimal number 0.123 bar is a rational number..

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Answer 1

Answer:

hope its help you ..............

Answer 2

Answer:

x = 122/990

Step-by-step explanation:

let -: X = 0.123 (bar on 23)

10x = 1.23(bar on 23)

10x = 1+0.23( bar on 23)

10x = 1+23/99

10x = 99+23/99

10x = 122/99*10

x = 122/990