20 БАЛОВ СРОЧНО 1)4x63+4x79+142x6 2)7x125+3x62+63x3 3)17x27+23x17+50x19 4)38x46+100x54
1) 252+316+852 = 1420 2) 875+186+189 = 1250 3) 459+391+950 = 1800 4) 1749+5400 = 7149