Ex. 1
a=(650-600)×(14.100-9.400):235
a=50×4700:235
a=235000:235
a=1000
b=(6300-3500-1500-300):2
b=(2800-1200):2
b=1600:2
b=800
1000+800=1800
1000-800=200
1000×800=80.0000
1000:800=1.25
Ex. 2
a=112-80-9
a=32-9
a=23
b=8+52-56
b=60-56
b=4
c=57-21
c=36
Pe 3 nu il stiu dar la celelalte sper ca te.am ajutat