Question
I am an odd number. When 2 is added to me and I am rounded off to the nearest ten, I become 580. When 2 is subtracted from me and I am rounded off to the nearest ten, I become 570. What number am I?
4 m

Click button first when a symbol is required. X

I am an odd number. When 2 is added to me and I am rounded off to the nearest ten, I become 580. When 2 is subtracted from me and I am rounded off to the nearest ten, I become 570. What number am I?