The property under addition used in each of the following are
(i)
(−37)+19=19+(−37)(ii)
49+(78+12)=(49+78)+12(iii)
8+710=710+8(iv)
(−715)+0=−715=0+(−715)(v)
25+(−25)=0
(i) Commutative
(ii) Associative
(iii) Commutative
(iv) Additive identity
(v) Additive inverse.