а) 9,(4) + 1,(2) = 9 + 1 = 10 = 10
б) 2,(34) + 0,(21) = 2 + = 2 = 2
в) 19,(27) - 3,(73) = 19 - 3 = 15
г) 6,(5)*18 = 6*18 = = 59*2 = 118
д) 8,1(6):2 = 8:2 = = 4 = 4
е) 1,(645) – 4,(001) = 1 - 4 = - = - = -2
а) 9,(4) + 1,(2) = 9 + 1 = 10 = 10
б) 2,(34) + 0,(21) = 2 + = 2 = 2
в) 19,(27) - 3,(73) = 19 - 3 = 15
г) 6,(5)*18 = 6*18 = = 59*2 = 118
д) 8,1(6):2 = 8:2 = = 4 = 4
е) 1,(645) – 4,(001) = 1 - 4 = - = - = -2