790
1000
To one significant number, 800
10.00
0
0
To the nearest hundred thousand, 100000
800
To the nearest ten, 790 To the nearest hundred, 800
789.322 rounded to the nearest whole number is 789. When rounding a decimal number to the nearest whole number, you look at the digit immediately to the right of the decimal point. If it is 5 or greater, you round up; if it is less than 5, you round down. In this case, the digit to the right of the decimal point is 3, which is less than 5, so the number remains 789 when rounded to the nearest whole number.
8 is already rounded to the nearest 10th. Rounded to the nearest 10 is 10.
149,100,000, rounded to the nearest 10 million = 150,000,000149,100,000, rounded to the nearest 10 million = 150,000,000149,100,000, rounded to the nearest 10 million = 150,000,000149,100,000, rounded to the nearest 10 million = 150,000,000
10 because 8 is to small to have this and 10 is the first ten there is