Question

Oblicz : (pamietaj o kolejnosci wykonywania dzialan )

1. 12,4-0,2*3+2(3-0,2) =

2. 4,5+3*23/4 =

3. (5/6+1/3):(22/3-1,75) =

4. 1,6+43/5:2,3-22/5 =

5. (-20)-(-15)-25+12=

6. (-1)*(-5)*(-3):(-2)=

7. (-2-6):[7-(-1)]=

8. -6,2:3,1-(-2)*10=

9. 25/-2+3*1,1=

Pomocy !!!!!!!!!!!!!!!!!!!!!!!

Answer 1

matematyka