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.
58 to the nearest tens is 60.
847 to the nearest hundred is 800. Since 47 is less than half of 100, you round down.
800
392 to the nearest tens = 390
248 to the nearest tens is 250
145 to the nearest tens = 150
4,368,498 to the nearest tens = 4,368,500
429 to the nearest tens = 430
82 to the nearest tens = 80
3,589.996 to the nearest tens is 3,590
51 to the nearest tens is 50.