Answer:
x =
, mixed fraction [tex]2\frac{16}{99}[/tex]
Step-by-step explanation:
Given : 2.161616
To find : write as fraction and a mixed number.
Solution : We have given that
2.161616
Let x =2.161616
We can see the number 16 is repeating 2.161616
So, the bar line is over the two digit 16
On multiplying the number both side by 100.
100x = 100 *2.161616
100x =216.1616
We can write the number 216.1616 in term of x
100x = 214 + x
On subtracting both sides by x
100x -x = 214
99x = 214
On dividing both sides by 99
x =
.
x =
.
Mixed fraction : 
Therefore, x =
, mixed fraction [tex]2\frac{16}{99}[/tex]