Tag: subtraction of integers

Questions Related to subtraction of integers

Multiple choice maths concept of directed numbers and number line subtraction of directed numbers subtraction of integers subtraction of integers on number line

The additive inverse of $\dfrac {2}{7}$ isĀ 

  1. $\dfrac {2}{7}$
  2. $\dfrac {-2}{7}$
  3. $\dfrac {7}{2}$
  4. $\dfrac {-7}{2}$
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
  • Additive inverse is negative of the given number.
  • Two rational numbers are additive inverse of each other when their sum is zero.

So additive inverse of $\dfrac{2}{7} $ is $ \dfrac{-2}{7}$.