Respuesta:
1) 10, 9, 8, 7, 6, 5, 4, 3, 2, 1
2) 100, 90, 80, 70, 60, 50, 40, 30, 20, 10
3) 5.5, 5.4, 5.3, 5.2, 5.1, 5.0, 4.9, 4.8, 4.7, 4.6
4) -2, -4, -6, -8, -10, -12, -14, -16, -18, -20
5) 0.5, 0.4, 0.3, 0.2, 0.1, 0.0, -0.1, -0.2, -0.3, -0.4
6) 25, 20, 15, 10, 5, 0, -5, -10, -15, -20
7) 3.14, 3.12, 3.10, 3.08, 3.06, 3.04, 3.02, 3.00, 2.98, 2.96
8) -100, -90, -80, -70, -60, -50, -40, -30, -20, -10
9) 0.25, 0.20, 0.15, 0.10, 0.05, 0.00, -0.05, -0.10, -0.15, -0.20
10) 50.5, 50.4, 50.3, 50.2, 50.1, 50.0, 49.9, 49.8, 49.7, 49.6
11) -1.5, -2.5, -3.5, -4.5, -5.5, -6.5, -7.5, -8.5, -9.5, -10.5
12) 1000, 900, 800, 700, 600, 500, 400, 300, 200, 100
13) 0.9, 0.8, 0.7, 0.6, 0.5, 0.4, 0.3, 0.2, 0.1, 0.0
14) -0.25, -0.20, -0.15, -0.10, -0.05, 0.00, 0.05, 0.10, 0.15, 0.20
15) 30.5, 30.4, 30.3, 30.2, 30.1, 30.0, 29.9, 29.8, 29.7, 29.6
16) -3.14, -3.12, -3.10, -3.08, -3.06, -3.04, -3.02, -3.00, -2.98, -2.96
17) 75, 70, 65, 60, 55, 50, 45, 40, 35, 30
18) -50.5, -50.4, -50.3, -50.2, -50.1, -50.0, -49.9, -49.8, -49.7, -49.6
19) 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 11.5
20) -1000, -900, -800, -700, -600, -500, -400, -300, -200, -100