1、初一数学上册计算题大全15 1 4 ()()(2) 24(1)2(5) 7 7 8 1 10 ( )( ) 30(30)9(19) 7 6 9 1 (0.5)(6) (3)413 (1)2770 4 1 1 1 ()()0 16(4)2(3 3 4 2 1 4 4 ( )( ) 4(11)5(13) 7 3 5 1 4 ( )(10) (2)252 (1)1498 8 3 (-6)(-6) 20(-1) 0.5(-12) 1 1 ()() 3-5(-182) (-2)242 7 6 -308(-21)(-7) 4.5(-7.3)(-3.9)0.7 2 1 1 1 8 2 ()() 3.4()(
2、9.8) 9 5 9 7 5 5 (3m3) z7(66c) 7m6(2y9z) (8my)2(7m6c) 1 (104z)z 2(9a3mn9) 4 1 1 (bc)(pq) 3(7ax)5(n4p) 3 8 4a(7a1) 9a(6a6d)(5d9a) 4(9m9)8m 3(5m2)(4m9) 9(ab3a)(2a8b) 3(abc9a)5(5a3abc) 8(xy9z)(xy9z) 7(pqpr)(7pqpr) 5 x 1 x 0.6x0.17.45.5x 9 2 3 2 1 9x2x 7(x5)9(x6)16 3 2 1 2 (2x6)x2 8x4(19x)5 5 5 y2 y1 8
3、2x6.5(x9)15 4 6 1 2 (44x)(3x2) 6(4x8)1 9 7 1 4 ()()(9) 6(1)2(1) 7 7 1 1 10 ( )( ) 1(24)6(18) 2 8 9 1 (0.9)(8) (1)233 (1)1566 7 1 1 1 ()()0 2(4)3(1 5 7 2 1 6 1 ( )( ) 14(28)4(14) 5 7 3 6 5 ( )(30) (5)233 (1)1649 7 6 (-17)(-5) 10(-9) -14.5(-24) 1 1 ()() -11-4(-157) (0)433 7 2 1910(-2)(-10) -3.8(-7.1)(
4、-4.4)8.1 2 1 1 3 6 1 ()() 9.1()(4.7) 5 4 2 7 5 5 (2n6) x7(36a) 5m4(4b6t) (5mb)8(4n8a) 5 (26x)t 4(2c4xy2) 6 1 1 (yz)(ef) 5(9ay)9(n6p) 3 5 4n(8n6) 9n(9n4s)(9s2n) 3(8n7)2n 3(8n6)(8n9) 5(ab5a)(4a6b) 8(abc9a)9(4a7abc) 8(xy5z)(xy4z) 6(pqpr)(4pqpr) 7 x 1 x 0.2x0.48.65.6x 6 4 3 8 1 4x9x 4(x7)2(x9)7 9 3 1 4 (7x1)x4 3x7(15x)1 9 5 y3 y2 4 2.5x3(x6)50 4 5 1 2 (22x)(4x5) 9(7x8)3 2 5