It is 8.2
Most schools teach you to always round 5 up. However, doing so is inappropriate because it introduces an upward bias. The IEEE (Institute of Electronic and Electrical Engineers) standard 754 is to round 5 up or down so that the new last digit is even. See link for more: //en.wikipedia.org/wiki/Rounding#Round_half_to_even
8.3
2.7
1560
987 rounded to the nearest 100 is 1000.
It is already rounded to the nearest tenth.
It is already rounded to a tenth.
7.6
13.49
0.1
4,651 rounded to the nearsest thousands is 5,000
2.7
2400
It is 958
1560
117 rounded to the nearest 100 = 100
987 rounded to the nearest 100 is 1000.
303 to the nearest 10 = 300
It is 30 because .5 rounds up to 1