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

1.9 7 = ______________  26.6 6 = ______________
2.9 3 = ______________  27.4 4 = ______________
3.7 6 = ______________  28.8 5 = ______________
4.8 7 = ______________  29.9 6 = ______________
5.1 1 = ______________  30.8 5 = ______________
6.9 3 = ______________  31.9 8 = ______________
7.5 5 = ______________  32.8 6 = ______________
8.3 3 = ______________  33.9 7 = ______________
9.9 9 = ______________  34.8 6 = ______________
10.6 2 = ______________  35.7 5 = ______________
11.6 2 = ______________  36.8 8 = ______________
12.3 3 = ______________  37.5 4 = ______________
13.9 5 = ______________  38.6 4 = ______________
14.6 2 = ______________  39.6 3 = ______________
15.2 1 = ______________  40.4 4 = ______________
16.7 5 = ______________  41.8 5 = ______________
17.8 6 = ______________  42.8 5 = ______________
18.4 1 = ______________  43.9 1 = ______________
19.4 2 = ______________  44.9 6 = ______________
20.8 8 = ______________  45.8 1 = ______________
21.7 1 = ______________  46.5 4 = ______________
22.5 2 = ______________  47.8 1 = ______________
23.7 6 = ______________  48.9 7 = ______________
24.9 2 = ______________  49.9 7 = ______________
25.9 4 = ______________  50.6 3 = ______________