Răspuns :
Răspuns:
(25+20):5-(19+5):8=
45:5-24:8=
trecem cu semn schimbat
9+3=12
10+(10:10+10)-(10×1+10=
10+(1+10)-10+10=
10+11-10+10=
21-20=1
Răspuns:
(25+20):5-(19+5):8=
45:5-24:8=
trecem cu semn schimbat
9+3=12
10+(10:10+10)-(10×1+10=
10+(1+10)-10+10=
10+11-10+10=
21-20=1