Find the difference of the following : {:(a.,23 - (7),b.,54 - (32),c.,83 - (-71)),(d.,43 - (-89),e.,39 - (-72),f.,(-89) - (-12)),(g.,(-81) - (50),h.,(-32) - (-13),,):}

Find the difference of the following : {:(a.,23 - (7),b.,54 - (32),c.

1.	Find the difference of the following : {:(a.,23 - (7),b.,54 - (32),c.,83 - (-71)),(d.,43 - (-89),e.,39 - (-72),f.,(-89) - (-12)),(g.,(-81) - (50),h.,(-32) - (-13),,):}
Answer» Answer :`{:(a.,16,b.,22,c.,154),(d.,132,e.,111,F.,-77),(G.,-131,h.,-19,,):}`