Question

Which integer is closest to 0 on the number line?

Answer 1

A.
–7

B.
–2

C.
1

D.
3

Answer 2

If you have any doubt regarding which of the above is the correct answer, please graph all four numbers on the number line. Which one appears closest to the origin (0)?

Answer 3

you can not that for all integers negative 2 is as close to the 0 as positive 2.
So you can re-write your numbers as

1, 2, 3, 7

Can you tell me which one is closer to zero?

Answer 4

@solomonZelman: Just four possible answers are given, so this problem boils down to determining which one of those four possible answers is closest to 0. But your perspective is helpful and appreciated.

Answer 5

tnx, mathmale.