Question

Dau coroana. Rezolva, respectand ordinea efectuarii operatiilor:
(1) [736 3200-53 896:2-(240 424+76):100+238 009]:36= ???

(2) [(10 683+16×3690):9]×100-(632×50:100+2894×76)=??

(3) 68×[(228 048+599 016):(20 421-20 349)]-(180:15×12 345):10=???

Answer 1

(1)[7363200-53896:2-(240424+76)+238009]:36=
(736200-53896:2-240500+238009):36=
(736200-26948-240500+238009):36=
(709252-240500+238009):36=
(468752+238009):36=
706761:36=19632 rest 9
(2)[(10683+16×3690):9]×100-(632×50:100+2894×76)=
[(10683+59040):9]×100-(31600:100+219944)=
(69723:9)×100-(316+219944)=
7747×100-220260=
774700-220260=554440
(3)68×[(228048+599016):(20421-20349)]-(180:15×12345):10=
68×(827064:72)-(12×12345):10=
68×(148140-11487) :10=
68×136653:10=
9292404:10=929240 rest 4