(1)38?232?50 (2)93?712?548 (3) 340?
(4)(7?43)(2?3)2 (5)4(3?7)0?21 ?25101?8?(1?2)2
(6)(?1)2006?(3?2)0?(12)?1
(8)(?3)?2?8?1?22?(6?3)0
(10)27?3?4 (11)(3?1)2
27)12??3?(?2006)0?(12)?1 9)6?23 (13)63
((
(12)(1
(15)0.2900?0.5121 (16)80?5?50?2 (17) (20)
(22)18?
(24)43?21221)?()2 (14)484?12?20.25?1?0.75 255421?73 (18)(1?5)(5?2) (19)(3?13)2
439?? (21)(3?2)2002?(3?2)2003 32811193312?6?40.75 (23)3?52?102?2?31??2 222711111?75 (25)12??2 (26)320?45? 33235
(27)212?48 (28)2?132?50?32 (29)() 9
(30)8?1?1324?6?2 (31)
32)20?515?45?125 33) 34)212?27?18
6?233 36)
2?32
2340?25?2110
5x?2x 35)45?45?8?42 212?1?18?42
④32+3-22-33 ⑤23?8?1112?50
⑥12?75 54?96 ⑨24a39a?39
⑴+18-8-32
25⑦(
48+20)+(12-5)
212?4127?348 ⑩90?240?54115 28?218?432 ⑵12?(13?127) ⑶ 27–45–20+75
⑧
⑷2
⑹(3?2)2002?(3?2)2003 ⑺ (3?1)
⑻(5?3)(5+3)-(2+6) (9)7?437?43?35?1
(10). 1?22
12
–18–(2734–431
), ⑸2a-3a2b+54a-2b2a2
, b
2??????2???1?3??1?2??1?3?
2222
(资料素材和资料部分来自网络,供参考。可复制、编制,期待你的好评与关注)