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Ncert exemplar solutions
Grade 8 
Mathematics
Mathematics Exemplar Problems - class 8
Rational Numbers
Rational Numbers - Exercise
Question 199
Mathematics
Mathematics Exemplar Problems - class 8
Rational Numbers
Rational Numbers - Exercise
Question 199
Rational Numbers | Rational Numbers - Exercise
Question 199
(-3/8) + (1/7) = (1/7) + (-3/8) is an example to show that
(a) addition of rational numbers is commutative.
(b) rational numbers are closed under addition.
(c) addition of rational number is associative.
(d) rational numbers are distributive under addition.
(a) addition of rational numbers is commutative.
The arrangement of above rational numbers is in the form of Commutative law of addition [a + b=b + a]
Question 199
(-3/8) + (1/7) = (1/7) + (-3/8) is an example to show that
(a) addition of rational numbers is commutative.
(b) rational numbers are closed under addition.
(c) addition of rational number is associative.
(d) rational numbers are distributive under addition.
(a) addition of rational numbers is commutative.
The arrangement of above rational numbers is in the form of Commutative law of addition [a + b=b + a]
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