How do you estamate numbers 36,204 and 40,918

36204 turns into 36200, and 40918 turns into 40920

To nearest 10,000:
36,204 -> 40,000
40,918 -> 40,000

To nearest 5,000:
36,204 -> 35,000
40,918 -> 40,000

To nearest 1,000:
36,204 -> 36,000
40,918 -> 41,000

To nearest 100:
36,204 -> 36,200
40,918 -> 40,900

To nearest 10:
36,204 -> 36,200
40,918 -> 40,920

To nearest 5:
36,204 -> 36,205
40,918 -> 40,920

W-14=t. that i think is the answer idk