850
Well, let's take a moment to appreciate the number 847. When we round it to the nearest 10, it becomes 850. Every number has its own unique beauty, just like a happy little tree in a painting.
847 to the nearest hundred is 800. Since 47 is less than half of 100, you round down.
58 to the nearest tens is 60.
800
85 to the nearest tens is 90.
51 to the nearest tens is 50.
46,434,482 to the nearest tens = 46,434,480
3,589.996 to the nearest tens is 3,590
429 to the nearest tens = 430
82 to the nearest tens = 80
4,368,498 to the nearest tens = 4,368,500
248 to the nearest tens is 250