Tag: concept of directed numbers and number line

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Questions Related to concept of directed numbers and number line

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

Addition of integer and its additive inverse is

  1. Zero

  2. double the number

  3. half the number

  4. none
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Additive inverse of an integer is a number which is of opposite sign and when added to the integer, gives zero.

Thus, Addition of integer and its additive inverse is Zero.

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

Fill in the blanks.
(i) The additive identity of the integers is   P .
(ii) The integer which is 8 less than -24 is   Q  .
(iii) Every integer less than zero is   R  .
P    Q     R

  1. 0 $\space$ -32 $\space$ negative
  2. 1 $\space$ -32 $\space$ positive
  3. 0 $\space$ -16 $\space$ negative
  4. 1 $\space$ -32 $\space$ negative
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

(i) Additive identity of the integers is 0.
(ii) 8 less than -24 = -24 - 8 = -32
(iii) Every integer less than zero is negative.