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.
3.06 *10^11
How do write 666 in standard form?
It is already in standard form.
That is the standard form!
You write 6.11 in standard form as 6.11 × 100
3.06 *10^11
How do write 666 in standard form?
It is already in standard form.
306,425,000, 016.
That is the standard form!
That is the standard form.
That IS the standard form.
You write 20.7 in standard form as: 2.07 × 101
You write 83,539,131 in standard form as 8.3539131 × 107
You write 7.54103 in standard form as 7.54103 × 100
You write 6.11 in standard form as 6.11 × 100
The standard form is 283,427