數學數字規律題
數學是規律和理論的裁判和主宰者。接下來小編為你整理了,一起來看看吧。
【1】
1.仔細觀察每一排數的排列有什麼規律,然後按規律在*** ***內填上適當的數.
***1***2,4,8,16,*** ***,64.
***2***1,4,9,16,*** ***,36,49.64.
***3***1,4,7,10,13,*** ***,19,21.
***4***1,4,16,64,*** ***,1024,4096.
***5***2,3,5,9,17,*** ***,65,129.
***6***15,4,13,4,11, 4,*** ***,*** ***.
***7***8,15,10,13,12,11,*** ***,*** ***
2.在○中填數:已知9999÷9=1111,想一想:在○中填上什麼數字,才能使下面的等式成立?
***1***○999○÷9=2222;
***2***○999○÷9=3333;
***3***○999○÷9=4444;
***4***○999○÷9=7777;
***5***○999○÷9=9999.
【2】
21,5,18,5,15,5,*** ***,*** ***
1,2,4,2,7,2,10,*** ***,*** ***
37,4,29,4,21,4,*** ***,*** ***
1,3,7,13,21,*** ***,*** ***
51,42,34,27,*** ***,*** ***
63,48,35,24,*** ***,*** ***
1,2,4,8,16,*** ***,*** ***
128,64,32,16,*** ***,*** ***
2,4,8,16,*** ***
81,27,9,3,*** ***
2,8,32,128,*** ***
64,32,16,8,*** ***
3125,625,125,25,*** ***
【3】
***5,20***,***6,19***,***8,17***,***10,_ ***
***25,15***,***37,27***,***83,73***,***_ ,25***
***1,60***,***2,30***,***3,20***,***4,_ ***
***13,27***,***25,15***,***20,_ ***
***7,43***,***37,13***,***_ ,26***
***34,16***,***78,60***,***54,_ ***
***1,72***,***2,36***,***3,24***,***4,_ ***
321,79,421,82,521,85,*** ***,***
8255,1124,8155,1224,8055,1324,***
4,5,9,14,23,*** ***,*** ***
3,5,7,15,27,49,*** ***,*** ***
2,5,14,41,*** ***,*** ***
數學數字編碼練習題