ÌâÄ¿ÄÚÈÝ
£¨1£©2005-999= | £¨2£©0.25+
| ||||||||||||||||
£¨3£©
|
£¨4£©(
| ||||||||||||||||
£¨5£©(99
|
£¨6£©
| ||||||||||||||||
£¨7£©11¡Á991+99= | £¨8£©
| ||||||||||||||||
£¨9£©1+3+5+7+9+11+13+15+17+19= | £¨10£©(1-
|
·ÖÎö£º£¨1£©°Ñ999¿´×÷1000£¬È»ºó¼Ó1£»
£¨2£©¡¢£¨3£©°Ñ·ÖÊý¶¼»¯ÎªÐ¡Êý£¬½øÐмÆË㣻
£¨4£©Ïȸù¾Ý³ýÒÔÒ»¸ö·ÖÊý£¬µÈÓÚ³ËÕâ¸ö·ÖÊýµÄµ¹Êý£¬È»ºóÔËÓó˷¨·ÖÅäÂɽøÐнâ´ð£»
£¨5£©ÏÈ°ÑÀ¨ºÅÀïµÄÔËËã½øÐн»»»£¬ÔÙ½áºÏ£¬½øÐмòË㣬ȻºóÔÙºÍ
Ïà³Ë£»
£¨6£©°´Õճ˳ý·¨¼ÆËã·½·¨½øÐнâ´ð£»
£¨7£©°Ñ99·Ö½â³É11¡Á9£¬È»ºóÔËÓó˷¨·ÖÅäÂɽøÐмòË㣻
£¨8£©ÏÈËã1-
=
£¬ÔÙËã1¡Â
=4£¬¼Ì¶øËã5-4=1£¬×îºóËã1¡Â1=1£»
£¨9£©Ê×λ½øÐнáºÏ£¬ÔÙÔËÓó˷¨·ÖÅäÂɽøÐнâ´ð£»
£¨10£©·Ö±ðËã³öÀ¨ºÅÀïµÄ£¬È»ºóÏà³Ë£¬½øÐÐÔ¼·Ö£¬¼´¿É£®
£¨2£©¡¢£¨3£©°Ñ·ÖÊý¶¼»¯ÎªÐ¡Êý£¬½øÐмÆË㣻
£¨4£©Ïȸù¾Ý³ýÒÔÒ»¸ö·ÖÊý£¬µÈÓÚ³ËÕâ¸ö·ÖÊýµÄµ¹Êý£¬È»ºóÔËÓó˷¨·ÖÅäÂɽøÐнâ´ð£»
£¨5£©ÏÈ°ÑÀ¨ºÅÀïµÄÔËËã½øÐн»»»£¬ÔÙ½áºÏ£¬½øÐмòË㣬ȻºóÔÙºÍ
1 |
10 |
£¨6£©°´Õճ˳ý·¨¼ÆËã·½·¨½øÐнâ´ð£»
£¨7£©°Ñ99·Ö½â³É11¡Á9£¬È»ºóÔËÓó˷¨·ÖÅäÂɽøÐмòË㣻
£¨8£©ÏÈËã1-
3 |
4 |
1 |
4 |
1 |
4 |
£¨9£©Ê×λ½øÐнáºÏ£¬ÔÙÔËÓó˷¨·ÖÅäÂɽøÐнâ´ð£»
£¨10£©·Ö±ðËã³öÀ¨ºÅÀïµÄ£¬È»ºóÏà³Ë£¬½øÐÐÔ¼·Ö£¬¼´¿É£®
½â´ð£º½â£º£¨1£©2005-999£¬
=2005-£¨1000-1£©£¬
=2005-1000+1£¬
=1006£»
£¨2£©0.25+
-
£¬
=0.25+0.2-0.45£¬
=0£»
£¨3£©
¡Â0.75¡Á2£¬
=0.72¡Â0.75¡Á2£¬
=2£»
£¨4£©(
+
-
)¡Â
£¬
=£¨
+
-
£©¡Á3£¬
=
¡Á3+
¡Á3-
¡Á3£¬
=
+1-
£¬
=0.3£»
£¨5£©(99
-29
+
-30
)¡Á
£¬
=[£¨99
+
£©-£¨29
+30
£©]¡Á
£¬
=40¡Á
£¬
=4£»
£¨6£©
¡Â9¡Á
¡Â
£¬
=
¡Á
¡Á
¡Á9£¬
=
£»
£¨7£©11¡Á991+99£¬
=11¡Á991+11¡Á9£¬
=11¡Á£¨991+9£©£¬
=11000£»
£¨8£©
£¬
=
£¬
=
£¬
=1£»
£¨9£©1+3+5+7+9+11+13+15+17+19£¬
=£¨1+19£©+£¨3+17£©+£¨5+15£©+£¨7+13£©+£¨9+11£©£¬
=20¡Á5£¬
=100£»
£¨10£©(1-
)¡Á(1-
)¡Á(1-
)¡Á¡¡Á(1-
)£¬
=
¡Á
¡Á
¡Á¡¡Á
£¬
=
£®
=2005-£¨1000-1£©£¬
=2005-1000+1£¬
=1006£»
£¨2£©0.25+
1 |
5 |
9 |
20 |
=0.25+0.2-0.45£¬
=0£»
£¨3£©
3 |
4 |
=0.72¡Â0.75¡Á2£¬
=2£»
£¨4£©(
1 |
2 |
1 |
3 |
2 |
5 |
1 |
3 |
=£¨
1 |
2 |
1 |
3 |
2 |
5 |
=
1 |
2 |
1 |
3 |
2 |
5 |
=
1 |
2 |
6 |
5 |
=0.3£»
£¨5£©(99
2 |
5 |
1 |
3 |
3 |
5 |
2 |
3 |
1 |
10 |
=[£¨99
2 |
5 |
3 |
5 |
1 |
3 |
2 |
3 |
1 |
10 |
=40¡Á
1 |
10 |
=4£»
£¨6£©
1 |
9 |
1 |
9 |
1 |
9 |
=
1 |
9 |
1 |
9 |
1 |
9 |
=
1 |
81 |
£¨7£©11¡Á991+99£¬
=11¡Á991+11¡Á9£¬
=11¡Á£¨991+9£©£¬
=11000£»
£¨8£©
1 | ||||
5-
|
=
1 | ||||
5-
|
=
1 |
5-4 |
=1£»
£¨9£©1+3+5+7+9+11+13+15+17+19£¬
=£¨1+19£©+£¨3+17£©+£¨5+15£©+£¨7+13£©+£¨9+11£©£¬
=20¡Á5£¬
=100£»
£¨10£©(1-
1 |
101 |
1 |
102 |
1 |
103 |
1 |
110 |
=
100 |
101 |
101 |
102 |
102 |
103 |
109 |
110 |
=
10 |
11 |
µãÆÀ£º½â´ð´ËÌâµÄ¹Ø¼ü£ºÊìÁ·ÕÆÎÕ¼Ó¡¢¼õ¡¢³Ë¡¢³ýÖеÄһЩÔËÓö¨ÂɺÍÐÔÖÊ£¬Äܸù¾ÝÊýµÄÌص㣬ÔËÓüò±ã·½·¨£¬½øÐмòË㣮
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿