а) 14•55+38•35 = 2•7•5•11 + 2•19•5 = 10•77 = 770б) 34•35-14•75 = 2•17•5•7 - 2•7•5•5 = 10•21 = 210в) 75•26+30•35 = 3•5•5•5•2•13 + 2•3•5•5•7 = 150•13 + 70 = 1950 + 70 = 2020г) 75•38-50•33 = 3•5•5•5•2•19 - 2•5•5•11•3 = 750•19 - 110•5 = 14250 - 550 = 13700
а) 14•55+38•35 = 2•7•5•11 + 2•19•5 = 10•77 = 770
б) 34•35-14•75 = 2•17•5•7 - 2•7•5•5 = 10•21 = 210
в) 75•26+30•35 = 3•5•5•5•2•13 + 2•3•5•5•7 = 150•13 + 70 = 1950 + 70 = 2020
г) 75•38-50•33 = 3•5•5•5•2•19 - 2•5•5•11•3 = 750•19 - 110•5 = 14250 - 550 = 13700