1、初一数学上册计算题大全55 5 6 ()()(3) 7(2)2(5) 7 7 5 1 10 ( )( ) 23(29)6(14) 4 6 9 1 (0.1)(5) (3)453 (1)2954 3 1 1 1 ()()0 24(1)2(2 5 9 9 1 1 3 ( )( ) 20(21)8(11) 7 2 2 7 7 ( )(10) (4)342 (1)1166 6 8 (-13)(-4) 14(-8) -12.5(-11) 1 1 ()() -203(-205) (-1)334 4 5 210(-3)(-30) 7.7(-4.8)(-2.2)9.8 2 1 1 4 6 4 ()() 7.2
2、()(4.6) 9 8 8 7 5 5 (9a5) y9(59a) 16m8(6n8c) (7mn)4(5a7a) 6 (86y)c 4(4c6ab3) 7 1 1 (ab)(mn) 3(6ay)7(n6p) 4 9 5a(7a9) 9a(3a4d)(5d3a) 6(5s2)8s 5(5m2)(3m9) 6(ab2a)(2a3b) 7(abc2a)9(8a4abc) 5(xy8z)(xy9z) 3(pqpr)(2pqpr) 7 x 1 x 0.6x0.45.44.8x 9 6 6 4 1 8x4x 9(x3)5(x4)6 9 9 1 3 (7x3)x8 4x9(6x)7 5 5 y3 y3 7
3、 3.5x6.5(x7)30 2 5 1 2 (32x)(3x2) 5(8x9)6 5 9 2 5 ()()(6) 17(2)2(1) 7 7 1 1 10 ( )( ) 16(12)6(20) 3 2 9 1 (0.6)(900) (2)212 (1)2667 3 1 1 1 ()()0 22(4)3(4 6 2 5 1 9 1 ( )( ) 5(15)1(13) 8 8 5 1 7 ( )(100) (1)213 (1)1713 6 8 (-19)(-5) 18(-19) -6(-14) 1 1 ()() 84(-159) (-4)212 8 3 -69(-6)(-1) 4.8(-2.6)
4、(-5)2 2 1 1 2 8 6 ()() 7.7()(6.3) 3 3 2 5 5 5 (5a7) z4(68b) 8a4(8n7t) (7an)3(8a8b) 1 (162z)t 8(7a8ab4) 3 1 1 (ab)(st) 5(9ay)2(m6p) 2 6 5b(9b3) b(7b6c)(3cb) 4(5n2)5n 7(9m5)(3m1) 7(ab4a)(9a8b) 16(abc8a)2(2a2abc) 7(xy4z)(xy8z) 7(pqpr)(5pqpr) 5 x 1 x 0.4x0.11.41.2x 6 8 6 8 1 7x7x 4(x8)6(x3)20 3 8 1 4 (2x6)x3 7x7(19x)6 9 5 y3 y3 1 2.5x8(x8)30 3 5 1 2 (24x)(3x2) 5(8x2)5 9 3