1、初一数学上册计算题天天练281 (1610x)z 2(9d6ab9) 9 1 1 (yz)(st) 3(6bx)6(m7p) 8 2 4 1 ()()(7) 11(4)2(2) 7 7 1 1 1 ( )( ) 18(20)8(20) 4 4 3 1 (0.2)(1000) (4)452 (1)1019 3 1 1 1 ()()0 27(4)2(1 8 4 6 1 1 5 ( )( ) 28(16)7(20) 2 6 4 7 1 ( )(100) (4)213 (1)1403 8 2 (-16)(-15) 7(-9) -13.5(-7.5) 1 1 ()() 154(-114) (-4)242
2、 7 9 101(-6)(-17) 6.5(-8.8)(-1.3)5.7 2 1 1 3 9 6 ()() 1.7()(9.2) 9 5 2 5 5 5 (4b4) x4(19c) 19x6(7y4t) (7xy)7(2b5c) 10 (208x)t 9(6d9mn2) 9 1 1 (xy)(st) 3(6bx)2(m6q) 8 8 6 4 ()()(1) 16(3)2(3) 7 7 10 1 6 ( )( ) 17(25)7(12) 9 4 5 1 (0.2)(600) (1)333 (1)1054 5 1 1 1 ()()0 8(4)2(2 3 7 9 1 5 1 ( )( ) 19(23
3、)2(17) 5 4 8 1 1 ( )(40) (2)233 (1)1270 2 6 (-8)(-9) 19(-12) 5.5(-2) 1 1 ()() 14-5(-206) (-2)434 4 4 -1217(-10)(-19) -4.6(-3.4)(-4.3)4.3 2 1 1 3 4 2 ()() 5.3()(9.2) 7 6 3 7 5 5 (7m2) z8(65a) 2m5(2y2z) (6my)4(7m7a) 3 (410z)z 8(4d6mn1) 2 1 1 (bc)(ef) 5(6ax)7(m6q) 3 4 2 4 ()()(3) 13(4)3(5) 7 7 3 1 1 (
4、)( ) 14(21)1(18) 4 4 7 1 (0.3)(900) (3)223 (1)1984 6 1 1 1 ()()0 30(3)2(4 5 4 4 1 6 5 ( )( ) 4(26)3(18) 5 5 4 1 2 ( )(60) (4)412 (1)1861 8 3 (-16)(-9) 8(-2) -3.5(-16) 1 1 ()() 15-4(-197) (0)444 8 9 -610(-26)(-27) 8.6(-4.1)(-2.1)2.3 2 1 1 3 4 2 ()() 7.1()(2.7) 5 9 4 7 5 5 (8m6) y8(78a) 15a2(9y4c) (3a
5、y)5(2m8a) 1 (86y)c 2(2d7mn2) 8 1 1 (xy)(mn) 5(8ax)9(m6p) 2 2 6 1 ()()(2) 18(3)2(3) 7 7 1 1 2 ( )( ) 30(29)3(18) 2 4 3 1 (0.4)(1000) (3)413 (1)1497 2 1 1 1 ()()0 27(2)2(4 9 5 9 1 7 1 ( )( ) 19(25)9(15) 4 8 3 1 5 ( )(20) (4)442 (1)1114 2 4 (-18)(-11) 15(-2) -6.5(-17.5) 1 1 ()() -142(-195) (-2)234 6 7
6、-81(-23)(-12) 3.5(-0.5)(-2.5)4.5 2 1 1 1 6 4 ()() 6.3()(1.1) 3 4 2 7 5 5 (4b8) y6(27c) 13a2(7b9z) (3ab)5(5b8c) 1 (48y)z 7(8b2mn9) 5 1 1 (xy)(st) 3(8bx)7(n8q) 4 7 4 3 ()()(5) 29(2)2(3) 7 7 1 1 1 ( )( ) 16(29)2(11) 4 8 9 1 (0.3)(600) (3)313 (1)2739 6 1 1 1 ()()0 19(2)3(3 6 4 4 1 6 4 ( )( ) 24(20)7(11)
7、 8 7 5 2 5 ( )(50) (2)243 (1)1271 3 6 (-13)(-8) 1(-5) -6(-18.5) 1 1 ()() -23(-2010) (-2)254 4 6 94(-22)(-29) 4.5(-7.1)(-3.4)6.8 2 1 1 3 8 6 ()() 3.2()(7.6) 7 8 7 5 5 5 (6m4) x7(28b) 15a7(5y3c) (6ay)3(4m6b) 1 (82x)c 4(5c2mn7) 5 1 1 (bc)(ef) 4(6ay)3(m7p) 4 8 1 2 ()()(1) 7(1)2(1) 7 7 1 1 2 ( )( ) 22(27
8、)3(14) 9 8 3 1 (0.3)(70) (5)233 (1)2320 9 1 1 1 ()()0 19(1)2(5 8 2 2 1 8 8 ( )( ) 19(12)4(12) 4 7 7 1 1 ( )(50) (4)252 (1)2405 5 7 (-12)(-7) 15(-14) -10.5(-12) 1 1 ()() 41(-118) (-3)213 3 9 -918(-6)(-11) 4.5(-0.8)(-2.1)2.3 2 1 1 3 6 4 ()() 1.1()(5.9) 3 4 3 5 5 5 (3y8) y5(55c) 18x6(5y4c) (5xy)5(5y4c)
9、 1 (162y)c 2(6d9mn6) 5 1 1 (xy)(ef) 4(7bx)5(m6q) 3 5 5 6 ()()(9) 1(2)3(1) 7 7 8 1 4 ( )( ) 28(19)6(20) 7 6 3 1 (0.1)(80) (2)423 (1)2660 8 1 1 1 ()()0 6(2)2(2 6 5 2 1 1 1 ( )( ) 6(24)7(10) 3 5 8 4 5 ( )(60) (3)232 (1)1204 5 6 (-16)(-18) 11(-3) 6(-2) 1 1 ()() 0-5(-168) (-5)214 2 8 59(-26)(-28) -4.1(-8.2)(-1.4)5.9 2 1 1 3 8 2 ()() 7.9()(2.5) 9 7 4 5 5 5 (3x1) y5(92b) 14m6(9b4c) (4mb)6(7x8b) 7 (1810y)c 2(9c3xy1) 8 1 1 (bc)(ef) 4(6ax)2(m6p) 4 4
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