Question

explain by giving examples ÷ properties of the group are not followed in subtraction of rational number​

Answer 1

commutative property

1/2-1/4=1/2

1/4-1/2=-1/2

associative property

1. 1/2-1/4-1/8 is not equal to [1/4-1/8]is not equal to [1/2-1/4]-1/8.