5.034
It is already in standard form as written.
34
"Standard" form has different meanings in different countries. 34/100 = 0.3 + 0.04 or 3.4*10-1
34 304/100000
To write 0.34 in standard form, you would move the decimal point two places to the right to get 34. Therefore, 0.34 in standard form is 34 x 10^-2, or simply 3.4 x 10^-1. This is because standard form is a way of writing numbers as a coefficient multiplied by a power of 10, with the decimal point placed after the first non-zero digit.
34 and 304/1000 or 34.304
-34 is an integer, not a fraction.
34
34,000,000
34+127
34.12
The standard form is: 3,456