1、初一数学上册计算题天天练71 5 5 ()()(6) 13(3)3(5) 7 7 4 1 1 ( )( ) 11(11)9(16) 5 2 5 1 (0.6)(300) (1)323 (1)1396 6 1 1 1 ()()0 19(3)3(2 8 9 4 1 6 1 ( )( ) 7(26)7(16) 4 7 5 1 6 ( )(50) (5)252 (1)1990 2 5 (-20)(-12) 10(-11) -6(-7) 1 1 ()() -10-4(-310) (-1)313 8 5 114(-11)(-10) -6.4(-4.2)(-3.9)2.3 2 1 1 1 8 7 ()()
2、8.5()(3.6) 7 9 7 7 5 5 (7a3) z3(72a) 15x9(3y2z) (5xy)7(4a3a) 1 (128z)z 7(6b3mn5) 2 1 1 (bc)(mn) 4(7bx)9(n2p) 9 7 3 2 ()()(9) 21(1)2(1) 7 7 3 1 1 ( )( ) 9(17)9(10) 2 6 5 1 (0.4)(700) (1)252 (1)1787 8 1 1 1 ()()0 29(1)2(3 6 5 3 1 1 4 ( )( ) 18(18)1(12) 7 7 3 1 3 ( )(60) (5)353 (1)2032 4 4 (-12)(-13) 2
3、(-2) -9.5(-10.5) 1 1 ()() 12-2(-410) (-4)414 8 3 212(-9)(-23) -7.9(-9.3)(-3.8)1.3 2 1 1 2 6 6 ()() 9.5()(2.7) 3 9 6 5 5 5 (8a5) x2(45c) 7a4(8n6c) (7an)4(6a3c) 4 (206x)c 5(2b9ab8) 5 1 1 (yz)(st) 2(9ay)4(n4p) 4 6 1 6 ()()(10) 16(3)2(5) 7 7 5 1 10 ( )( ) 17(14)10(18) 6 6 9 1 (0.1)(90) (3)433 (1)1329 9
4、1 1 1 ()()0 21(1)2(5 7 4 3 1 1 1 ( )( ) 2(23)3(10) 4 2 5 3 1 ( )(100) (2)352 (1)2089 4 2 (-15)(-2) 1(-16) -12.5(-8) 1 1 ()() -193(-149) (-3)312 4 3 4016(-1)(-10) -7.8(-3)(-0.9)6.3 2 1 1 1 4 1 ()() 9.3()(5.4) 7 8 7 7 5 5 (4a7) y7(59c) 20m6(2n2z) (2mn)4(2a6c) 2 (104y)z 6(8a2bc9) 3 1 1 (bc)(st) 4(9bx)8
5、(n7q) 7 8 6 3 ()()(7) 14(4)2(1) 7 7 8 1 6 ( )( ) 20(30)7(11) 7 8 7 1 (0.9)(4) (5)223 (1)1873 2 1 1 1 ()()0 19(1)3(1 3 9 9 1 6 1 ( )( ) 5(18)2(14) 6 5 6 1 1 ( )(100) (2)433 (1)1869 6 2 (-9)(-7) 7(-16) 4.5(-12.5) 1 1 ()() -74(-208) (0)444 6 6 141(-6)(-10) -0.1(-7.6)(-2.4)2.1 2 1 1 3 2 8 ()() 1.3()(6.6
6、) 3 8 7 5 5 5 (5m5) x7(45c) 20m3(9y9z) (8my)2(5m2c) 2 (44x)z 2(7b2ab5) 3 1 1 (xy)(ef) 2(7bx)6(m8q) 4 4 4 6 ()()(9) 5(3)2(2) 7 7 5 1 8 ( )( ) 29(19)5(13) 6 6 9 1 (0.3)(20) (5)453 (1)2314 8 1 1 1 ()()0 5(3)2(1 7 2 8 1 1 3 ( )( ) 14(15)6(16) 7 4 4 7 4 ( )(40) (4)252 (1)2136 6 5 (-11)(-8) 20(-16) 8.5(-1
7、3) 1 1 ()() 192(-29) (-4)212 2 2 -59(-28)(-5) -2.4(-9.6)(-3.3)3.6 2 1 1 2 7 1 ()() 3.9()(3.1) 7 6 5 7 5 5 (2n3) z9(42c) 10x3(3n8z) (4xn)6(4n9c) 3 (62z)z 4(9b2xy4) 4 1 1 (yz)(mn) 4(9by)8(n4q) 9 5 3 2 ()()(9) 6(3)3(5) 7 7 1 1 4 ( )( ) 18(11)2(20) 2 4 5 1 (0.8)(5) (2)433 (1)2328 2 1 1 1 ()()0 29(4)2(4 2 6 7 1 3 8 ( )( ) 22(25)6(15) 5 2 7 6 3 ( )(100) (1)413 (1)2862 5 2 (-10)(-17) 3(-14) -11(-1) 1 1 ()() -7-3(-53) (0)433 4 6 -181(-14)(-16) -9.7(-4.2)(-2.7)7.1 2 1 1 3 4 1 ()() 1.5()(1.8) 5 5 3 5 5 5 (3x9) y9
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