1、初一数学上册计算题大全220 3 1 ()()(4) 5(1)3(5) 7 7 1 1 8 ( )( ) 22(25)8(18) 3 4 9 1 (0.1)(1000) (4)443 (1)1406 6 1 1 1 ()()0 7(2)3(2 6 9 3 1 1 1 ( )( ) 30(24)10(15) 5 2 3 5 6 ( )(60) (2)212 (1)1747 4 7 (-16)(-16) 16(-17) -3(-23) 1 1 ()() -4-4(-83) (-5)424 6 8 -219(-13)(-3) -5.4(-3.2)(-0.7)8.9 2 1 1 2 8 4 ()()
2、3.2()(6.4) 9 9 5 5 5 5 (5a9) z3(44c) 16x4(6b4c) (3xb)9(5a6c) 1 (26z)c 4(3c4xy1) 5 1 1 (ab)(st) 3(6ax)8(n4q) 5 4 6m(5m1) m(5m8z)(6z5m) 8(2n8)4n 4(8b5)(5b2) 9(ab2a)(9a2b) 5(abc2a)4(2a6abc) 3(xy8z)(xy5z) 3(pqpr)(7pqpr) 7 x 1 x 0.2x0.34.12x 3 2 6 2 1 3x8x 5(x8)2(x9)1 3 9 1 2 (2x7)x3 4x4(20x)3 9 5 y1 y3
3、4 2x6.5(x9)40 2 5 1 2 (44x)(3x2) 4(4x3)9 4 3 1 4 ()()(4) 20(4)3(3) 7 7 1 1 1 ( )( ) 3(11)3(20) 6 6 5 1 (0.5)(100) (5)342 (1)2506 4 1 1 1 ()()0 9(3)2(2 2 9 7 1 5 1 ( )( ) 8(13)9(17) 3 6 5 7 5 ( )(40) (3)432 (1)2546 6 4 (-19)(-11) 15(-1) -10(-16) 1 1 ()() 181(-157) (0)334 2 9 -2116(-1)(-22) 7.1(-2.6)(
4、-1.7)8.4 2 1 1 4 8 8 ()() 8.4()(3.6) 5 4 4 5 5 5 (5n9) z2(13b) 8x3(3n6t) (2xn)6(9n8b) 5 (168z)t 5(5d8mn1) 6 1 1 (yz)(mn) 2(8ax)2(m8q) 5 7 3n(5n7) 7n(2n3z)(4zn) 6(2m6)3m 6(7a4)(7a2) 5(ab7a)(5a6b) 15(abc7a)4(8a3abc) 4(xy2z)(xy8z) 7(pqpr)(8pqpr) 7 x 1 x 0.3x0.72.96.1x 3 4 9 4 1 2x6x 9(x4)8(x4)2 3 7 1 3 (2x5)x3 6x9(6x)6 8 5 y1 y1 7 1x4(x5)45 4 6 1 2 (42x)(5x4) 5(8x2)12 3 9