Calculează respectând ordinea eſecuării operaților.
(3 x 4):(7 + 9 - 10)
8 X (10 - 6):2+4
(10:2) x 7+ 5 - 4
8:07 - 3) x (4 + 6)
6x (8
3:5):10
10 - 6x 5:(
24)
(10 - 6 +8:2)
3
(4+8:2-6) x 10
7:(4 x 2 +9-10)
((10 - 6+5):9)
2​


Răspuns :

a) (3 x 4):(7 +9-10)=
12:6=2

b) 8x(10-6):2+4=
8x2:2+4=
8+4=12

c) (10:2)x7+5-4=
5x7+5-4
35+5-4=36

d) 8:(7-3)x(4+6)=
8:4x10
2x10=20

e) (10-6+8:2)x3=
(4+4)x3
8x3=27

f) (4+8:2-6)x10=
(4+4-6)x10
2x10=20

g) 7:(4x2+9-10)=
7:(8+9-10)
7:(17-10)
7:7=1

h) ((10-6+5):9)x2=
(9:9)x2
1x2=2