Răspuns :
45x3+65x4= 135+260=395
38x5+83x5=190+415=605
65x4-53x4=260-212=48
72x8-82x3=576-246=330
38x5+83x5=190+415=605
65x4-53x4=260-212=48
72x8-82x3=576-246=330
45x3+65x4=135+260=395
38x5+83x5=190+415=605
65x4-53x4=260-212=48
72x8-82x3=576-246=330
38x5+83x5=190+415=605
65x4-53x4=260-212=48
72x8-82x3=576-246=330