Writing a number in standard form simply means to express the number in its 'normal' form. Therefore, your example is written in standard form.
210
210
How do write 666 in standard form?
It is already in standard form.
That is the standard form!
210
210
In decimal form, 210% is 2.1.
How do write 666 in standard form?
200 plus 10 in standard form is 210. In standard form, it is written as (2.1 \times 10^2). This indicates that the number 210 is expressed as 2.1 multiplied by 100.
30 + 5 + 210 = 245
210,726
It is already in standard form.
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