2.56 is already in standard form.
25.6
That is the standard form.
The standard form is 1,200,000
The standard form is 5,050,000
0.0455 is the standard form.
25.6
Writing a number in standard form simply means to express the number in its 'normal' form. Therefore, the way you wrote the number is the standard form for your example.
How do write 666 in standard form?
how do you write 0.0005 in standard form
How to write 0.709 i Standard form
A number in standard form is just the same way you are always used to seeing it. Like for example: 256. To write that same number using expanded notation, you have to think of the place values of each of the digits. The number is the sum of those values. 256 = (2 x 100) + (5 x 10) + (6 x 1). That's 256 in expanded notation.
It is already in standard form.
Writing a number in standard form simply means to express the number in its 'normal' form. Therefore, your example is written in standard form.
That is the standard form.
That is the standard form!
That IS the standard form.
You write 83,539,131 in standard form as 8.3539131 × 107