The number 78,909 rounded to the nearest ten thousand would be 79,000. This is taught in math.
To the nearest hundred thousand, 100000
800
10.00
3.29 rounded to a whole number is 3.00.
789 = 7890 tenths.
789 + 211 = 1000
789 is a whole number.
seven hundred thousand seven hundred and 789 I think
To one significant number, 800
1000
790
0