How do you write 23 using only the number 2?

34 using only the number 3?

56 using only the number 5?

100 using only the number 9?

By using fractions. 22+2/2=23, 33+3/3=34, 55+5/5=56, 99+9/9=100

30 white horses upon a red hill,

first they start stamping,

then they stand still.

What are the 30 white horses?