Respuesta :
39
sum of 2 digit no. can be
3+9
4+8
5+7
6+6 (which cannot be the ans since interchanging the digits would give 0 difference)
so,
93-39=54
84-48=36
75-57=18
so 93 is the reversed no. and 39 is the original no.
sum of 2 digit no. can be
3+9
4+8
5+7
6+6 (which cannot be the ans since interchanging the digits would give 0 difference)
so,
93-39=54
84-48=36
75-57=18
so 93 is the reversed no. and 39 is the original no.