Question

a +b = b+a is called​

Answer 1

Answer:

is called commutative property

Answer 2

Answer:

a+b=b+a is called commutative property

Step-by-step explanation:

example

if a=4/3 and b=2/3

then,

4/3+2/3=2/3+4/3

6/3=6/3

therefore, 2=2

hence,2 belongs to rational number