EASY ADDITION. Be able to answer this in less than one minute.

1.7 + 5 =   26.9 + 9 =
2.1 + 5 =   27.2 + 4 =
3.1 + 7 =   28.3 + 2 =
4.8 + 8 =   29.8 + 9 =
5.2 + 9 =   30.1 + 6 =
6.2 + 4 =   31.3 + 8 =
7.5 + 4 =   32.3 + 4 =
8.7 + 6 =   33.2 + 6 =
9.1 + 3 =   34.6 + 7 =
10.9 + 1 =   35.7 + 3 =
11.9 + 9 =   36.1 + 8 =
12.6 + 7 =   37.5 + 3 =
13.8 + 4 =   38.8 + 6 =
14.6 + 9 =   39.8 + 3 =
15.2 + 5 =   40.6 + 8 =
16.2 + 4 =   41.5 + 3 =
17.1 + 5 =   42.2 + 6 =
18.2 + 7 =   43.5 + 6 =
19.1 + 6 =   44.8 + 1 =
20.3 + 8 =   45.4 + 3 =
21.5 + 9 =   46.8 + 2 =
22.6 + 7 =   47.3 + 1 =
23.9 + 8 =   48.8 + 9 =
24.9 + 1 =   49.9 + 7 =
25.8 + 3 =   50.2 + 1 =