420
6,453,321.9648 rounded to the nearest unit or whole number is 6,453,322
420
Could round to 4.6 or 5.0
4 is an integer and so already rounded to a whole unit so to round to the nearest tenth you do nothing.4 is an integer and so already rounded to a whole unit so to round to the nearest tenth you do nothing.4 is an integer and so already rounded to a whole unit so to round to the nearest tenth you do nothing.4 is an integer and so already rounded to a whole unit so to round to the nearest tenth you do nothing.
420
0.089
421 rounded to nearest tens is 420
if you round to nearest unit, it is 3.
Correctly rounding 9742 to the nearest unit yields 10,000
6,453,321.9648 rounded to the nearest unit or whole number is 6,453,322
35.78
49235.20
420
420
Could round to 4.6 or 5.0
226.08 round to the nearest whole unit is 226