Look at the place immediately to the right of the ones. If that number is less than five, zero it and anything to the right of it out. 8.2 rounds down to 8.
As an integer, it is already rounded to the nearest tenth.
80
20.5
100
if you round off to the nearest one then its 41, if you round off to the nearest ten, it is 40.
82 is approximate to100 to the nearest hundred80 to the nearest ten
As an integer, it is already rounded to the nearest tenth.
80
82%
It ends in 2, so it rounds down to 80.
82
82
82 to the nearest tens = 80
80 assuming it is rounded to nearest ten (as question does not say) 82 is 2 away from 80 82 is 8 away from 90 2 is smaller than 8 so answer is 80
0
It is already rounded to the nearest one.
20.5