Zero
Well, darling, 4 rounded to the nearest 10 is still 0. It's like trying to find a unicorn in your backyard - it's just not gonna happen. So, keep on truckin' with that 4, because it's not getting any closer to 10 anytime soon.
Zero
The number 3400 is already rounded to the nearest 10.
To round 447 to the nearest 10, we look at the digit in the tens place, which is 4. Since 4 is less than 5, we round down. Therefore, 447 rounded to the nearest 10 is 440.
When rounding 41 to the nearest 10, you look at the digit in the tens place, which is 4. Since 4 is less than 5, you round down. Therefore, 41 rounded to the nearest 10 is 40.
10
0
7480
10
50if the end number is 5-9 then round upif the end number is 0-4 then round downe.g. 51 to the nearest 10 = 5068 to the nearest 10 = 70
30
8*10-4