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

1.80 + 8 = ______________  26.33 + 2 = ______________
2.44 + 3 = ______________  27.3 + 4 = ______________
3.53 + 6 = ______________  28.13 + 3 = ______________
4.4 + 2 = ______________  29.95 + 4 = ______________
5.31 + 6 = ______________  30.61 + 6 = ______________
6.4 + 4 = ______________  31.40 + 7 = ______________
7.60 + 8 = ______________  32.48 + 1 = ______________
8.63 + 6 = ______________  33.34 + 3 = ______________
9.33 + 1 = ______________  34.80 + 1 = ______________
10.87 + 2 = ______________  35.10 + 9 = ______________
11.5 + 1 = ______________  36.52 + 2 = ______________
12.81 + 4 = ______________  37.84 + 1 = ______________
13.40 + 4 = ______________  38.3 + 5 = ______________
14.30 + 8 = ______________  39.94 + 5 = ______________
15.84 + 4 = ______________  40.54 + 2 = ______________
16.71 + 1 = ______________  41.77 + 2 = ______________
17.3 + 4 = ______________  42.38 + 1 = ______________
18.13 + 1 = ______________  43.55 + 2 = ______________
19.36 + 1 = ______________  44.43 + 5 = ______________
20.12 + 5 = ______________  45.34 + 3 = ______________
21.91 + 7 = ______________  46.34 + 1 = ______________
22.91 + 7 = ______________  47.12 + 2 = ______________
23.2 + 5 = ______________  48.23 + 2 = ______________
24.43 + 2 = ______________  49.22 + 4 = ______________
25.21 + 7 = ______________  50.5 + 3 = ______________