Question

ma gandesc la un nr,scad din el 105, adaug 300 apoi adaug 30 si obtin 700. la ce nr m-am gandit

Answer 1

a-105+300+30=700
a-105+300=700-30=670
a-105=670-300=370
a=105+370
a=475
475-105+300+30=370+300+30=700

Answer 2

a-105+300+30=700
a=700-30-300-105
a=670-300-105
a=370-105
a=265