Question

13.Calculati:
300 403 - (189 734 + 53 696)
20 523 - (17 408 - 10 639)
(12 863 + 15 348)-26 375
(21 375 - 10 143)-507
14. Calculati catul si restul impartirii lui 948 la 7 , a lui 897 la 5 si a lui 562 la 6 verificati prin proba
16. Calculati folosind proprietatile inmultirii:
8x(30+20); 24x32+24x18-24x10
17.Calculati respectand ordinea operatiilor
1028-28x15; 800-(112:4+9x4):8+70x45
[(147:7-5)+3x4]:4-2012x0
Ajutati-ma va rog

Answer 1

300403-243430=56973

20523-6769=13754

28211-26375=1836

11232-508=10725

14)948:7=135r3
897:5=179r3
562:6=93r4

16)8x50=400

768+432-240=960

17)1028-420=608

80-(28+36):8+3150=
80-64:8+3150=
80-8+3150=3222

[(21-5)+3x4]:4-2012x0=
(16+12):4-2012x0=
28:4-2012x0=
7-0=7