Răspuns :

Răspuns:

1)17+4-5+26-6+21=57

2)28+14-6+72-8+8=108

3)48-14+12-16+25=55

4)12-4=8

5)16-12=4

6)14-2=12

7)8+14=22

8)18+4+14-16=20

4 6×2-2×2=

=12-4

=8

5 2×8-2×6=

=16-12

=4

6 7×2-1×2=

14-2=

12

7 4×2+7×2=

= 8+14

=22

8 9×2+2×2+7×2-8×2=

=18+4+14-16

=22+8

=30

sper ca team ajutat