初一数学上册计算题(400 道题) (1) 22 = (2)3112-= (3) 91 = (4) 42 = (5) 20031= (6)2332= (7) 33131= (8)2233 = (9))2()3(32= (10)22)21(3= (11)3322222 (12)235( 4)0.25 ( 5)( 4)8 ~ (13)34255414 (14)721322246 (15) 33220132 (16) 24)3(2611 ; (17)])3(2[)]215.01(1[2 (18) (19) 33220132 (20)22)2(3; ] 332222( )( 3)( 3 )33 (21)]2)33()4[()10(222; (22)])2(2[31)5.01()1(24; (23)94)211(42415.0322; (24)20022003)2()2(; 】 (25))2()3(]2)4[(3)2(223; (26)200420094)25.0(. (27) 0 252423132. (28) 221410222 * (29) 3120313312232325.. (30) 2 12052832. (31) (32)(56)(79) . (33)( 3)( 9)( 8)( 5) (34) 3515()26 33182( 4)8 (35)5231591736342 (36) 22431)4(2 \ (37)411)8()54()4()125.0(25 (38)如果0)2(12 ba,求 20112010()-3ababaa()的值 * (39)已知|1|a 与|4 |b 互为相反数,求ba 的值。 ] (40)2234.0)2.1()211(922 (41)12111110|11101211| (42)5]36)65121197(45[ (43) )41()35(12575)125(72 , (44))32()87()12787431( (45)4131211 (46) 12131 (47) 22128( 2)2 ! (48) 1564358 (49))4955.5(1416.34955.61416.3 ~ (50)100 22 23)2(32...