1. /____/____/.28.../
2. /____/,28../
3. /____/
Egalam segm si scoatem din suma de 276,partea
punctata,adica 28+28
276-(28+28)=276-56=
= 220
220=4 segm egale
Cat e 1 segm sau nr.3?
220:4=55
Cat e nr 1?
55×2+28=110+28=138
Cat e.nr 2?
55+38= 93
Verif:
138+93+55= 276