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Whole Numbers — MATHS STD 6 — Question

Gujarat BoardEnglish MediumSTD 6MATHSWhole Numbers1 Mark
MCQ
The difference between successor and predecessor of any number is:
  • A
    $0$
  • B
    $1$
  • ✓
    $2$
  • D
    None of these
✓

Answer

Correct option: C.
$2$

Let the number is $n$
Then the successor of the number $= n + 1$
and the predecessor of the number $= n − 1$
Difference $= n+1−(n−1)$
$= n + 1 − n + 1$
$= 2$

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