百分比变化应用：通过GeoGebra生成多种问题

GeoGebra 命令及参数

1. Random(1, 6) → rand
2. Sequence(i, i, 1, 100, 1) → alist
3. Random(1, 100) → arand
4. Element(alist, arand) → a
5. Sequence(i, i, 1, 100, 1) → blist
6. Random(1, 100) → brand
7. Element(blist, brand) → b
8. Sequence(i, i, 1, 100, 1) → clist
9. Random(1, 100) → crand
10. Element(clist, crand) → c
11. Sequence(i, i, 1, 100, 1) → dlist
12. Random(1, 100) → drand
13. Element(dlist, drand) → d
14. Min(a, b) → m
15. Max(a, b) → M
16. If(rand ≟ 1, ans1, rand ≟ 6, ans6, rand ≟ 2, ans2, rand ≟ 3, ans3, rand ≟ 4, ans4, rand ≟ 5, ans5) → ans
17. Textfield(e) → InputBox1
18. If(abs(e - ans) < 1, "Very close! Did you round correctly?", " ") → text10
19. If(e > ans, "No: Too high.", "No: Too low.") → text11