8.127 rounded to the nearest half is 8.
79 hundred-thousands is the same as 79 x 100,000. That equates to 7,900,000 which is the standard form of that number.
To write this number in standard form in millions would be 810,300,000.4.
Fourteen thousands is 14,000
Writing a number in standard form simply means to express the number in its 'normal' form. Therefore, your example is written in standard form as: 425.032
The standard form is 11,000
The standard form is 9,209,000
Seventy two and sixteen thousands in standard form is 72.016
The standard form is 100,000,000,000