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

1.32 1 =   26.27 6 =
2.87 1 =   27.89 1 =
3.48 5 =   28.99 8 =
4.63 1 =   29.29 9 =
5.6 6 =   30.19 4 =
6.57 1 =   31.47 6 =
7.19 8 =   32.87 4 =
8.95 5 =   33.55 1 =
9.16 4 =   34.34 2 =
10.25 5 =   35.67 5 =
11.39 8 =   36.29 9 =
12.44 3 =   37.96 5 =
13.44 3 =   38.99 9 =
14.25 3 =   39.62 2 =
15.95 4 =   40.39 9 =
16.6 3 =   41.45 5 =
17.8 8 =   42.94 1 =
18.69 5 =   43.37 5 =
19.39 3 =   44.38 8 =
20.54 2 =   45.35 4 =
21.64 1 =   46.97 4 =
22.67 1 =   47.8 6 =
23.66 5 =   48.19 1 =
24.23 1 =   49.68 6 =
25.98 2 =   50.23 3 =