1、初一数学上册计算题大全318 2 2 ()()(1) 13(4)3(4) 7 7 8 1 10 ( )( ) 16(15)7(12) 7 4 9 1 (0.8)(1000) (5)243 (1)2190 5 1 1 1 ()()0 23(4)3(3 7 3 6 1 7 1 ( )( ) 19(15)6(16) 6 6 3 1 3 ( )(50) (4)223 (1)2484 5 2 (-3)(-7) 19(-19) 6(-22) 1 1 ()() -2-5(-209) (-3)234 4 5 -319(-14)(-3) -1.5(-9.1)(-0.3)9.8 2 1 1 3 3 9 ()()
2、1.3()(5.5) 9 4 2 7 5 5 (4n6) z4(13c) 17x6(4b6c) (2xb)3(7n2c) 9 (82z)c 6(7b8ab6) 8 1 1 (bc)(mn) 4(7bx)3(m8q) 9 9 3x(5x5) x(4x6s)(3sx) 5(8n5)2n 9(8m6)(7m4) 8(ab5a)(3a8b) 4(abc6a)5(4a2abc) 4(xy8z)(xy9z) 4(pqpr)(3pqpr) 7 x 1 x 0.5x0.82.23.2x 3 2 9 2 1 5x4x 9(x6)5(x2)11 9 4 1 3 (3x8)x9 2x9(1x)3 9 5 y2 y3
3、 2 2.5x2(x8)40 4 5 1 2 (23x)(4x1) 9(2x3)6 3 9 1 1 ()()(5) 1(2)3(5) 7 7 2 1 10 ( )( ) 3(24)3(19) 3 4 9 1 (0.6)(40) (5)242 (1)2999 9 1 1 1 ()()0 11(1)2(5 8 7 8 1 8 5 ( )( ) 2(13)1(13) 6 7 4 3 1 ( )(90) (1)312 (1)2227 4 3 (-1)(-10) 17(-14) -13(-17) 1 1 ()() -13-4(-16) (-3)452 3 2 -364(-23)(-2) -4.7(-9.
4、8)(-2.7)2.5 2 1 1 3 7 9 ()() 4.3()(9.4) 7 2 2 5 5 5 (2m6) z6(47a) 6x5(8b7c) (7xb)9(4m9a) 8 (206z)c 5(8c4ab5) 9 1 1 (ab)(st) 5(8by)3(m7q) 6 9 7a(4a6) 7a(5a2p)(9pa) 9(8t3)8t 5(7x4)(7x9) 3(ab2a)(6a4b) 9(abc5a)3(5a8abc) 3(xy6z)(xy8z) 9(pqpr)(8pqpr) 5 x 1 x 0.6x0.63.75.8x 9 8 3 4 1 4x8x 3(x2)2(x1)3 7 9 1 1 (6x9)x2 2x3(7x)3 9 5 y3 y2 4 1x6.5(x3)35 2 5 1 2 (54x)(2x3) 3(7x1)6 5 7