Question

URGENTTTTTTTTTTTTTTT​

Answer 1

Răspuns:

7. 54-[100-(42+10)]+25

=54-(100-52)+25

=54-48+25

=6+25

=31

8.[9+7×(1+6):7]:2

=(9+7×7:7):2

=(9+7×1):2

=(9+7):2

=16:2

=8

9. 6+6×(1+50:10)-0

=6+6×6-0

=6+36-0

=42-0

=42

10.(0+3:3+4-4:2)×10

=(0+1+4-2)×10

=3×10

=30