Selina Concise Class 8 Math Chapter 1 Rational Numbers Exercise 1A Solutions

EXERCISE 1A

(1) Add, each pair of rational numbers, given below. And show that their addition (sum) is also a rational number:

(2) Evaluate:

(3) Evaluate:

(4) For each pair of a rational numbers, verify commutative property of addition of rational numbers:

(5) For each set of rational numbers, given below, verify the associative property of addition of rational numbers:

(6) Write the additive inverse (negative) of:

(7) Fill in the blanks:

(8) State, true or false:

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