1、初一数学上册计算题大全305 6 6 ()()(6) 26(1)3(2) 7 7 1 1 1 ( )( ) 8(12)10(18) 7 4 9 1 (0.5)(10) (2)313 (1)2461 7 1 1 1 ()()0 14(1)2(3 2 7 8 1 6 1 ( )( ) 14(11)8(12) 4 5 4 1 1 ( )(90) (4)332 (1)1316 3 2 (-12)(-17) 9(-6) 13(-16.5) 1 1 ()() 131(-182) (-2)242 8 5 1916(-28)(-23) -6.9(-4.1)(-3.5)8.4 2 1 1 1 4 7 ()()
2、7.6()(4.1) 5 8 3 7 5 5 (6n3) z5(49c) 13m2(4y3t) (7my)6(2n7c) 3 (142z)t 4(5a8bc6) 2 1 1 (bc)(st) 4(9by)2(m3q) 8 2 4a(2a2) 4a(5a9q)(3qa) 2(4s10)3s 9(5x10)(3x9) 7(ab9a)(4a8b) 12(abc7a)8(6a4abc) 3(xy9z)(xy8z) 3(pqpr)(2pqpr) 7 x 1 x 0.3x0.56.46.5x 3 2 9 4 1 6x9x 3(x6)4(x7)13 7 6 1 4 (4x1)x7 9x3(13x)1 7 5
3、 y3 y1 8 4.5x7(x3)40 4 6 1 2 (32x)(4x4) 2(4x3)3 8 7 1 5 ()()(4) 19(4)2(5) 7 7 8 1 8 ( )( ) 25(19)1(20) 9 2 9 1 (0.1)(60) (2)322 (1)1782 7 1 1 1 ()()0 24(2)3(5 7 6 9 1 1 1 ( )( ) 17(19)4(10) 8 6 2 1 1 ( )(50) (5)342 (1)2440 4 2 (-9)(-2) 1(-1) -1.5(-21) 1 1 ()() -144(-69) (-3)342 6 5 -3117(-3)(-8) 3.2
4、(-8.4)(-4.4)9 2 1 1 3 1 7 ()() 5.3()(2.8) 3 5 8 7 5 5 (9a7) z8(56b) 2m2(6y5c) (6my)9(6a5b) 1 (182z)c 5(2c8bc7) 4 1 1 (yz)(st) 2(9ax)8(m5p) 5 4 9a(7a3) a(2a3c)(4c4a) 7(4n7)5n 6(4n10)(2n6) 3(ab7a)(8a6b) 3(abc8a)3(2a9abc) 7(xy9z)(xy8z) 4(pqpr)(8pqpr) 5 x 1 x 0.2x0.45.72.6x 3 8 6 2 1 5x7x 9(x1)8(x1)5 9 5 1 1 (6x5)x2 4x6(1x)1 4 5 y2 y1 8 1.5x4.5(x9)10 3 5 1 2 (23x)(5x3) 8(3x8)19 4 9