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2.((-12)+(-12)) razy 40:(-20)=(-12-12)*40÷(-20)=(-24)*40÷(-20)=(-960)÷(-20)=48
3.(-18+30)razy (-72-36):(-2)=12*(-108)÷(-2)=12*54=648
4.-(-4+7)+(-12-4razy 2):8 =(-3)+(-20)÷8=-23÷8=-23/8
2. (-24)*(-2)=48
3. 12*(-108):(-2)=12*54=648
4. (-3)+(-12-8):8=(-23)/8
2. (-12-12)*40:(-20)=(-24)*40:(-20)= (-960):(-20)= 40
3. (-18+30)*(-72-36):(-2)=12*(-72-36):(-2)=12*(-108):(-2)= (-1296):(-2)= 628
2. -(-4+7)+(-12-4*2):8=(4+7)+(-12-8):8=11-20:8= 11-2.5=8.5