1) 5,(3) = 5 + 0.3 = 5.3; 2,(6) = 2 + 0.6 = 2.65.3 + 2.6 = 7.9
2) 7,(4) = 7 + 0.4 = 7.4; 3,(1) = 3 + 0.1 = 3.17.4 - 3.1 = 4.3
3) 9,(4) = 9 + 0.4 = 9.4; 4,(5) = 4 + 0.5 = 4.59.4 + 4.5 = 13.9
4) 6,(23) = 6 + 0.23 = 6.23; 3,(6) = 3 + 0.6 = 3.66.23 - 3.6 = 2.63
1) 5,(3) = 5 + 0.3 = 5.3; 2,(6) = 2 + 0.6 = 2.6
5.3 + 2.6 = 7.9
2) 7,(4) = 7 + 0.4 = 7.4; 3,(1) = 3 + 0.1 = 3.1
7.4 - 3.1 = 4.3
3) 9,(4) = 9 + 0.4 = 9.4; 4,(5) = 4 + 0.5 = 4.5
9.4 + 4.5 = 13.9
4) 6,(23) = 6 + 0.23 = 6.23; 3,(6) = 3 + 0.6 = 3.6
6.23 - 3.6 = 2.63