User:Um Abbas

We can write numbers using single digit and the four basic operations on numbers, namely +,-,x and division. E.g. 1/1=1

1+1/1=2

1+1+1/1=3 until 1+1+1+1+1+1+1+1+1/1=9.

Similarly we can write using 2, 3 etc until 9

As, 9/9=1

9+9/9=2

9+9+9/9=3 and so on until 9+9+9+9+9+9+9+9+9/9=9.