Question

Calculează:
a) (18+ 2 x 7): (12: 2 +8:4)
b) 24 - 24:3 (72:9- 2 x 3): 4* 5
c) 36: 6 + 4 x 2 x 5 - (20-12:3)
d) 42:7 + (6 + 6) : 2 - 24: (5 + 3)
e) (25 + 20): 5-(19 + 5): 8
f) 10 + (10:10 + 10) - (10 x 1 + 10)​

Answer 1

Răspuns:

a) (18+14):(6+2)=

=32:8

=4

b) 24-6+(8-6):20(steluța era ori ? iar 24:3dupa nu era nimic si am pus plus)

=18+2:20

=20:20

=1

c) 6+40-(20-4)

=46-24

=22

d) 6+12:2-24:8

=6+6-3

=12-3

=9

e)45:5-24:8=

=9-3

=6

f)10+(1+10)-(10+10)=

=10+11-20

=21-20

=1

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