Explicație pas cu pas:
a)
5 001-2 365+1 956=
2 636+1 956=
4 592
35:5×368=
7×368=
2 576
956+382-765=
1 338-765=
573
5 360-2 475+385-1 727=
2 885+385-1 727=
3 270-1 727=
1 543
86×10×32:8×0=
860×32:8×0=
27 520:8×0=
3 440×0=
0
b)
1 930-289×6=
1 930-1 734=
196
27:3+1 081=
9+1 081=
1 090
6 250-300:100=
6 250-3=
6 247
592×12+2 807=
7 104+2 807=
9 911
968+256×5-36:4×78=
968+1 280-9×78=
968+1 280-702=
968+578=
1 546
7 000-80:4-375×6=
7 000-20-2 250=
6 980-2 250=
4 730
c)
Nu ai scris tot exercițiul.
4 020+(378-297):9-398×10=
4 020+81:9-398×10=
4 020+9 -3 980=
4 029-3 980=
49