0.7778
To round 472992 to the nearest ten thousand, you would look at the digit in the ten thousand place, which is 9. Since 9 is greater than 5, you would round up. Therefore, 472992 rounded to the nearest ten thousand would be 480000.
3490
10
10
The number 490 is already rounded to the nearest ten.
6 will be the answer
0.7778
To round 472992 to the nearest ten thousand, you would look at the digit in the ten thousand place, which is 9. Since 9 is greater than 5, you would round up. Therefore, 472992 rounded to the nearest ten thousand would be 480000.
3300
3490
10
To round 391 to the nearest ten, we look at the digit in the tens place, which is 9. Since 9 is greater than or equal to 5, we round up. So, 391 rounded to the nearest ten is 400.
2500
896 to the nearest tens is 900
10
It is at the nearest tenth already, so needs no change. To the nearest ten it is 10.