560
70
10
The numbers 294 rounded off to the nearest 10 is 300.
It is: 60
It is: 230
The answer is 80
15000
34910
83 rounded to the nearest 10 is 80.
That depends with what precision you want to round it. When rounded to the nearest whole number, the answer is 267. If rounded to the nearest 10, it is 270. If rounded to the nearest hundred, 300. If rounded to the nearest thousand, the answer is zero.
40