Question

64. Efectuați operațiile:
7625:5+450:9
828:4-936:9
6214x12-984:3
3 m de
(987:7-984:8) x 24
(468:9+234 x 32) x 12
600: (996:4:3-75).
​

Answer 1

Răspuns:

1 575,103,74 240,432,90 480,75.

Explicație pas cu pas:

a)

7625:5+450:9=1525+50=1 575

b)

828:4-936:9=207-104=103

c)

6214×12-984:3=74568-328=74 240

d)

(987:7-984:8)×24=

(141-123)×24=

18×24=

432

e)

(468:9+234×32)×12=

(52+7488)×12=

7540×12=

90 480

f)

600:(996:4:3-75)=

600:(249:3-75)=

600:(83-75)=

600:8=

75