题目内容
认真观察例题,找出规律,试着解答后面的题.
例:
=
=
=
=
该你出招了:
-
=
例:
| 1665+16651665+166516651665 |
| 1998+19981998+199819981998 |
=
| 1665×(1+10001+100010001) |
| 1998×(1+10001+100010001) |
=
| 1665 |
| 1998 |
| 5×333 |
| 9×222 |
=
| 5 |
| 6 |
该你出招了:
| 1999+19991999+199919991999 |
| 1997+19971997+19971997997 |
| 2 |
| 1997 |
| 1999+19991999+199919991999 |
| 1997+19971997+19971997997 |
| 2 |
| 1997 |
=
| 1999×(1+10001+100010001) |
| 1997×(1+10001+100010001) |
| 2 |
| 1997 |
=
| 1999 |
| 1997 |
| 2 |
| 1997 |
=1.
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