0
It is 0.
Most schools teach you to always round 5 up (to 1000). 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
1000
0
To the nearest thousand, 1000
1000
1000
0
0
500
The answer depends on the degree of rounding.To the nearest unit it is 538To the nearest 20 it is 540To the nearest 1000 it is 1000.
1000
649 rounded to the nearest hundreds place value would be 600.
534 rounded to the nearest 10, is 530. 534 rounded to the nearest 100 is 500.
100