1、初一数学上册计算题大全1 5 5 ()()(6) 16(1)2(4) 7 7 1 1 6 ( )( ) 12(26)6(20) 6 2 7 1 (0.3)(4) (3)333 (1)2212 5 1 1 1 ()()0 11(3)2(4 4 4 3 1 1 1 ( )( ) 8(23)4(15) 6 2 7 3 1 ( )(70) (3)252 (1)2010 2 8 (-4)(-6) 16(-14) -13.5(-19) 1 1 ()() 75(-15) (-1)232 9 2 106(-9)(-23) -2.5(-8.4)(-1.6)1.3 2 1 1 4 7 7 ()() 6.4()(9
2、.2) 9 7 8 7 5 5 (6y9) x5(74c) 14x6(2y2c) (8xy)8(3y2c) 1 (86x)c 6(6a7mn4) 5 1 1 (yz)(pq) 2(8bx)6(m7p) 3 6 3y(7y5) y(7y3z)(7z3y) 3(4a2)9a 9(5y1)(3y2) 5(ab4a)(9a3b) 3(abc2a)8(2a8abc) 6(xy9z)(xy6z) 6(pqpr)(2pqpr) 5 x 1 x 0.6x0.17.31.1x 6 8 6 2 1 9x1x 2(x8)7(x3)6 3 5 1 1 (8x9)x4 9x6(11x)9 5 5 y2 y3 2 2.5
3、x3.5(x7)10 4 6 1 2 (52x)(4x1) 5(7x6)1 8 7 1 6 ()()(4) 14(4)3(3) 7 7 1 1 4 ( )( ) 6(20)8(11) 4 6 5 1 (0.7)(80) (3)353 (1)1467 3 1 1 1 ()()0 21(3)2(4 6 5 6 1 6 7 ( )( ) 26(24)6(12) 5 7 8 1 1 ( )(90) (4)252 (1)2229 4 3 (-20)(-2) 7(-11) 10(-7) 1 1 ()() -14(-32) (-2)442 6 5 86(-4)(-24) 7.8(-6.6)(-3.1)0.1
4、 2 1 1 3 3 2 ()() 2.5()(7.8) 9 8 2 7 5 5 (5n4) x2(43b) 17x4(2n6z) (4xn)3(8n4b) 4 (810x)z 3(9a6xy2) 3 1 1 (xy)(pq) 4(6by)9(n9q) 5 9 7a(9a6) 9a(4a9p)(2p4a) 9(9m4)6m 10(3b4)(8b10) 8(ab8a)(7a8b) 4(abc4a)8(3a6abc) 5(xy7z)(xy2z) 5(pqpr)(6pqpr) 7 x 1 x 0.8x0.26.57.7x 6 8 3 8 1 4x7x 5(x7)3(x5)14 9 8 1 2 (3x8)x6 9x9(9x)8 6 5 y3 y2 7 5x9.5(x4)40 4 5 1 2 (23x)(4x1) 4(7x6)6 2 5