When rounding 886 to the nearest ten, you look at the digit in the tens place, which is 8. Since 8 is greater than or equal to 5, you would round up to the next ten. Therefore, 886 rounded to the nearest ten is 890.
round to the nearest ten thousandth 44.24862486
96 round to the nearest ten=100
300
645 rounded to the nearest ten would simply be 650.
9.72 to the nearest ten is 10.