Question

Calculeaza respectand regurile pe care le introduc parabtezele in calcule. a) 125:5+(13+64:2); b) (37-18:2):7+108:2 ; c) 6x9:[6-(13-18:2)] d) [(9-6)×(8+9)]+100:(4+6) ; e) 36:9+4×[20+6×(100:4-42:2)] ; f) 126-[(63×2:6+109)×(75:25+21:3)]:10.

Answer 1

125÷5+45=
25+45=70
28÷7+108÷2=
4+54=58
6×9÷(6-4)=
6×9÷2=54÷2=27
(3×17)+100÷10=
51+10=61
36÷9+4×(20+6×4)=
4+4×44=
4+176=180
126-(130×10)÷10=
126-1300÷10=126-130=4