则:20002-1=2001×1999,(20002-1)÷1999=2001,2000×1998=19992-1,
(1999.8-1998.8)÷1999×2000
| 1998 |
| 1999 |
| 1 |
| 2000 |
=
| 1 |
| 1999 |
| 1998 |
| 1999 |
=(
| 1 |
| 1999 |
| 1 |
| 1999 |
| 1998 |
| 1999 |
=(
| 2000 |
| 1999 |
| 1998 |
| 1999×1999 |
=
| 20002 |
| 1999 |
| 1998×2000 |
| 19992 |
=
| 2001×1999+1 |
| 1999 |
| 19992−1 |
| 19992 |
=2001+
| 1 |
| 1999 |
| 1 |
| 19992 |
=2002+
| 1 |
| 1999 |
| 1 |
| 19992 |
因为
| 1 |
| 1999 |
| 1 |
| 19992 |
所以原式的整数部分是2002;
故答案为:2002.
