Răspuns:
3×6+4×3=18+12=30
8×(6+4)-3=8×10-3=80-3=77
30:(90-87)=30:3=10
35:5÷7+(100-99)=35:5:7+1=7:7+1=1+1=2
2×(4+4)+50-42÷7=2×8+50-6=16+50-6=66-6=60
18÷2+16÷8+11=9+2+11=11+11=22
