1、初中数学计算题200道解析初中数学计算题(200道)(-1.5)(-9)-12(-4) 56(-7)-25+0.4 3.5729(-4) 5.6(-2.8)-(-50)2 9.6+(-7.3)(-5)-(-7) 12.35.6+(-1.2) (-75.6)(1/4+1/5) 9.5(-9.5)1/2 95.77(-2)+(-34.6) (-51.88)2-(-5)24 1.25*(-3)+70*(-5)+5*(-3)+25 9999*3+101*11*(101-92) (23/4-3/4)*(3*6+2) 3/7 49/9 - 4/3 8/9 15/36 + 1/27 12 5/6 2/9 3
2、 8 5/4 + 1/4 6 3/8 3/8 6 4/7 5/9 + 3/7 5/9 5/2 -( 3/2 + 4/5 ) 7/8 + ( 1/8 + 1/9 ) 9 5/6 + 5/6 3/4 8/9 - 1/3 7 5/49 + 3/14 6 ( 1/2 + 2/3 ) 8 4/5 + 8 11/5 31 5/6 5/6 9/7 - ( 2/7 10/21 ) 5/9 18 14 2/7 4/5 25/16 + 2/3 3/4 14 8/7 5/6 12/15 17/32 3/4 9/24 3 2/9 + 1/3 5/7 3/25 + 3/7 3/14 2/3 + 1/6 1/5 2/3
3、+ 5/6 9/22 + 1/11 1/2 5/3 11/5 + 4/3 45 2/3 + 1/3 15 7/19 + 12/19 5/6 1/4 + 3/4 2/3 8/7 21/16 + 1/2 101 1/5 1/5 21 5016040 120-14418+35 347+452-416052 37(58+37)(64-95) 95(64-45) 178-14556+42 812-700(9+3111) 85+14(14+20826) 120-36418+35 (58+37)(64-95) (6.8-6.80.55)8.5 0.12 4.80.124.8 (3.21.5+2.5)1.6
4、6-1.64= 5.38+7.85-5.37= 7.20.8-1.25= 6-1.193-0.43= 6.5(4.8-1.24)= 5.8(3.87-0.13)+4.23.74 32.52-(6+9.7283.2)2.5 (7.1-5.6)0.9-1.15 2.5 5.42.6(3.7-2.9)+0.62 126(12-7.2)-6 1267.2-6 0.681.9+0.321.9 58+370)(64-45) 420+580-642128 136+6(65-34523) 15-10.750.4-5.7 18.1(30.2990.23)1 (6.8-6.80.55)8.5 0.12 4.80.
5、124.8 (3.21.5+2.5)1.6 3.26+(1.5+2.5)1.6 0.681.9+0.321.9 10.15-10.750.4-5.7 5.8(3.87-0.13)+4.23.74 32.52-(6+9.7283.2)2.5 (7.1-5.6)0.9-1.15 2.5 5.42.6(3.7-2.9)+0.62 126(12-7.2)-6 1267.2-6 33.02(148.490.85)2.5 76.(25%-695%-12%)*36 77./4*3/5+3/4*2/5 78.1-1/4+8/9/7/9 79.+1/6/3/24+2/21 80./15*3/5 81.3/4/9
6、/10-1/6 82./3+1/2)/5/6-1/3/1/7 83./5+3/5/2+3/4 84.(2-2/3/1/2)*2/5 85.+5268.32-2569 86.3+456-52*8 87.5%+6325 88./2+1/3+1/4 89+456-78 5%+. 3/7 49/9 - 4/3 9 15/36 + 1/27 2 5/6 2/9 3 3 5/4 + 1/4 94 3/8 3/8 6 95/7 5/9 + 3/7 5/9 6/2 -( 3/2 + 4/5 ) 8 + ( 1/8 + 1/9 ) 8 5/6 + 5/6 1/4 8/9 - 1/3 10 5/49 + 3/14
7、 1.5 ( 1/2 + 2/3 ) 29 4/5 + 8 11/5 3.1 5/6 5/6 4/7 - ( 2/7 10/21 ) 19 18 14 2/7 5 25/16 + 2/3 3/4 4 8/7 5/6 12/15 7/32 3/4 9/24 2/31/21/42/5 26/139/262/3 2/91/24/53/8 105/91/64 1/22/59/109/20 5/93/102/72/5 1/21/44/51/8 3/45/74/31/2 238/91/271/27 85/62/54 1/23/45/124/5 8/93/43/83/4 5/85/43/239/11 1.2
8、2.5+0.82.5 8.91.25-0.91.25 12.57.40.8 9.96.4-(2.5+0.24) (27) 6.59.5+6.50.5 0.351.6+0.353.4 0.258.64 6.72-3.28-1.72 0.45+6.37+4.55 5.4+6.93-(25-2.5) 241846-620-380 4.846+4.854 0.8+0.82.5 1.253.682.5-12.52.4 2812.5-12.520 23.65-(3.07+3.65) (4+0.40.25)871.25 1.6599+1.65 27.85-(7.85+3.4) 481.25+501.250.
9、28 7.89.9+0.78 (1010+309+4+681+6)12 391467826854 5.157/8+6.1-0.60625 3/7 49/9 - 4/3 8/9 15/36 + 1/27 12 5/6 2/9 3 8 5/4 + 1/4 6 3/8 3/8 6 4/7 5/9 + 3/7 5/9 5/2 -( 3/2 + 4/5 ) 7/8 + ( 1/8 + 1/9 ) 9. 9 5/6 + 5/6 3/4 8/9 - 1/3 7 5/49 + 3/14 6 ( 1/2 + 2/3 ) 8 4/5 + 8 11/5 31 5/6 5/6 9/7 - ( 2/7 10/21 )
10、5/9 18 14 2/7 4/5 25/16 + 2/3 3/4 14 8/7 5/6 12/15 17/32 3/4 9/24 3 2/9 + 1/3 5/7 3/25 + 3/7 3/14 2/3 + 1/6 1/5 2/3 + 5/6 9/22 + 1/11 1/2 5/3 11/5 + 4/3 45 2/3 + 1/3 15 7/19 + 12/19 5/6 1/4 + 3/4 2/3 8/7 21/16 + 1/2 101 1/5 1/5 21 5016040 (58+370)(64-45) 120-14418+35 347+452-416052 (58+37)(64-95) 95
11、(64-45) 178-14556+42 420+580-642128 812-700(9+3111) (136+64)(65-34523) 85+14(14+20826) (284+16)(512-820818) 120-36418+35 (58+37)(64-95) (6.8-6.80.55)8.5 0.12 4.80.124.8 (3.21.5+2.5)1.6 (2)3.2(1.5+2.5)1.6 6-1.64 5.38+7.85-5.37 7.20.8-1.25 6-1.193-0.43 47.6.5(4.8-1.24) 0.681.9+0.321.9 48.10.15-10.750.
12、4-5.7 49.5.8(3.87-0.13)+4.23.74 50.32.52-(6+9.7283.2)2.5 51.(7.1-5.6)0.9-1.15 2.5 52.5.42.6(3.7-2.9)+0.62 53.126(12-7.2)-6 (4)1267.2-6 102(-4.5)-(-3)(-5) 2 7.86.92.26.9 (-2)+2-(-52)(-1) 5+87(-3)(-1) 5.60.258(201.25) (-7.1) (-3)(-5)2 -2.5(-4.8)(0.09)(-0.27) 127+352+73+44(-2) 89276+(-135)-33 2571+7529
13、 -88(-2) 243+89+111+57 9405-29402821 920-1680407 690+4752-398 148+332864-75 3602432+730 2100-94+4854 51+(2304-2042)23 4215+(4361-716)81 (247+18)2725 36-720(36018) 1080(63-54)80 (528+912)5-6178 85284138-904 264+318-828069 (174+209)26- (90000) 814-(278+322)15 1406+735945 3168-782838+504 796-5040(6307)
14、 285+(3000-372)36 1+5/6-19/12 3x(-9)+7x(-9) (-54)x1/6x(-1/3) 1.18.1(30.2990.23)1 2.(6.8-6.80.55)8.5 3.0.12 4.80.124.84 3.21.5+2.5(-1.6) (-2)3.2(1.5+2.5)1.6 5.6-1.64+(6.8-9) 5.38+7.85-5.3789 6.7.20.8-1.25 6-1.193-0.43 7.6.5(4.8-1.24) 0.681.9+0.321.9 8.10.15-10.750.4-5.7 9.5.8(3.87-0.13) (-8.01)+4.23.
15、74 10.32.52-(6+9.7283.2)2.5 11.(7.1-5.6)0.9-1.15 2.5 12.5.42.6(3.7-2.9)+0.62 13.126(12-7.2)-6 14.1267.2-6 15.33.02(148.490.85)2.5 (-5)-252(-78) (-6) (-2)+3(5+50) 7-7+3-6-(-90) (-8)(-3)(-8)25 (7+13) (-616)(-28) (8+14-100-27)4 (-15) (-1)-10110 160.21(-8) (4.1+5.9) (-10) (-2) 4-96+(-5.67) (-18)(-4)28.0
16、1(-3.14) 9-32-890-79+8.1 9 (-20)-23+(-9) 9.42 (-24)3.4104(-5) 200.96 -|98|+76+(-87)*2356+(-75)-(7)-(8+4+3) 5+21*8/2-6-59 68/21-8-11*8+61 -2/9-7/9-56 4.6-(-3/4+1.6-4-3/4) 1/2+3+5/6-7/12 2/3-4-1/4*(-0.4)/1/3+2 22+(-4)+(-2)+4*3 -2*8-8*1/2+8/1/8 (2/3+1/2)/(-1/12)*(-12) (-28)/(-6+4)+(-1) +9 2/(-2)+0/7-(-
17、8)*(-2) (1/4-5/6+1/3+2/3)/1/2 18-6/(-3)*(-2) 27 (5+3/8*8/30/(-2)- 36 (-84)/2*(-3)/(-6) 1/2*(-4/15)/2/3 1+2+3+4+.+100000 1/1+1/2+1/3+.1/50 1+1/2+1/4+1/8+1/16+.1/512 3+9+27+81+243+.9999 1+1/2+1/6+1/12+1/20+1/30+1/42+1/56+1/72+1/90 8232(-23)2 12 (-3)2(-1/2)2003(-2)20022/9 (0.5-3/2)3/1-2-(-3)31/80.52 -3
18、8-(-1)7+(-3)8-53 a3-2b3+ab(2a-b)-a-b2 15*(-8)+2b2+ (x2+y2)2-4y(x2+y2)+4y2 6-3a8-(-52-6) (x2+2x)2+3(x2+2x)+x2+2x+3 (a+1)(a+2)+(2a+1)(a-2)-12 x2(y+z)2-2xy(x-z)(y+z)+y2(x-z)2 3(a+2)2+28(a+2)-20 (a+b)2-(b-c)2+a2-c2 8x(x+1)(x2+x-1)-2 x2(x-1)2-3(x2-x)-56 14a(a-b)+(a-b)2 11.-ab(a-b)+a(b-a)2 12.3(x+2)2x=54x
19、 13.5(x+2a)-a=2(b-2x)+4a 3.14*3.42 (2)972*3.14*1/4 -|98|+76+(-87)*2356+(-75)-(7)-(8+4+3) 5+21*8/2-121-59 68/21-8-11*8+61 -2/9-7/9-56 4.6-(-3/4+1.6-4-3/4) 1/2+3+5/6-7/12 2/3-4-1/4*(-0.4)/1/3+2 22+(-4)+(-2)+4*3 -2*8-8*1/2+8/1/8 (2/3+1/2)/(-1/12)*(-12) (-28)/(-6+4)+(-1) 2/(-2)+0/7-(-8)*(|-2|-54) (1/3+2
20、/3)/1/2-|-9+(-5)| 18-6/(-3)*(-2)-|-9| (5+3/8*8/30/(-2)-3 (-84)/2*(-3)/(-6) 1/2*(-4/15)/2/3 |-3x+2y-5x-7y|-|-9x+2y| -5+21*8/2-6-59 68/21-8-11*8+61 -2/9-7/9-56 4.6-(-3/4+1.6-4-3/4) 1/2+3+5/6-7/12 2/3-4-1/4*(-0.4)/1/3+2 22+(-4)+(-2)+4*3-64-52 -2*8-8*1/2+8/1/8 (2/3+1/2)/(-1/12)*(-12) (-28)/(-6+4)+(-1) 2
21、/(-2)+0/7-(-8)*(-2) (1/4-5/6+1/3+2/3)/1/2 18-6/(-3)*(-2) (5+3/8*8/30/(-2)-3 (-84)/2*(-3)/(-6) 1/2*(-4/15)/2/3+9 -3x+2y-5x-7y+ -5+21*8/2-6-59 68/21-8-11*8+61 -2/9-7/9-56 4.6-(-3/4+1.6-4-3/4) 1/2+3+5/6-7/12 2/3-4-1/4*(-0.4)/1/3+2 22+(-4)+(-2)+4*3 -2*8-8*1/2+8/1/8 (2/3+1/2)/(-1/12)*(-12) (-28)/(-6+4)+(
22、-1) 2/(-2)+0/7-(-8)*(-2) (1/4-5/6+1/3+2/3)/1/2 18-6/(-3)*(-2) (5+3/8*8/30/(-2)-3 (-84)/2*(-3)/(-6) 1/2*(-4/15)/2/3 -3x+2y-5x-7y-(-32+57) -1+2-3+4-5+6-7+9 -50-28+(-24)-(-22) -19.8-(-20.3)-(+20.2)-10.8; 0.25- +(-1 )-(+3 ). -1-23.33-(+76.76) 1-2*2*2*2-52+(62-52) (-6-24.3)-(-12+9.1)+(0-2.1) -1+8-7+57-(-
23、5+9) 125*3+125*5+25*3+25 9999*3+101*11*(101-92) (23/4-3/4)*(3*6+2) 3/7 49/9 - 4/3 8/9 15/36 + 1/27 12x*5/6y2/9y*|3x-2y| 85/4+1/4*|-7-8| 6 3/8 3/8 6 4/7 5/9 + 3/7 5/9 5/2 -( 3/2 + 4/5 ) 7/8 + ( 1/8 + 1/9 ) 9 5/6 + 5/6 3/4 8/9 - 1/3 7 5/49 + 3/14 6 ( 1/2 + 2/3 ) 8 4/5 + 8 11/5 31 5/6 5/6 9/7 - ( 2/7 1
24、0/21 ) 5/9 18 14 2/7 4/5 25/16 + 2/3 3/4 14 8/7 5/6 12/15 17/32 3/4 9/24 345 2/9 + 1/3 5/7 3/25 + 3/7 3/14 2/3 + 1/6 1/5 2/3 + 5/6 5/3 11/5 + 4/3 9/22+1/111/2-169 458 2/3 + 1/3 15 7/19 + 12/19 5/6 1/4 + 3/4 2/3 8/7 21/16 + 1/2 1014(-1/51/521) 50160405 120-14418+35 347+452-416052 372(58+37)(64-95) 95
25、(64-45) 178-14556+42 812-700(9+3111) 85+14(14+20826) 120-36418+35 (58+37)(64-95) (6.8-6.80.55)8.5 0.12 4.80.124.8 (3.21.5+2.5)1.6 6-1.64= 5.38+7.85-5.37= 7.20.8-1.25= 6-1.193-0.43= 6.5(4.8-1.24)= 5.8(3.87-0.13)+4.23.74 32.52-(6+9.7283.2)2.5 (7.1-5.6)0.9-1.15 2.5 5.42.6(3.7-2.9)+0.62 126(12-7.2)-6 12
26、67.2-6 0.681.9+0.321.9 58+370)(64-45) 420+580-642128 136+6(65-34523) 15-10.750.4-5.7 18.1(30.2990.23)1 (6.8-6.80.55)8.5 0.12 4.80.124.8 (3.21.5+2.5)1.6 3.26+(1.5+2.5)1.6 0.681.9+0.321.9 10.15-10.750.4-5.7 5.8(3.87-0.13)+4.23.74 32.52-(6+9.7283.2)2.5 (7.1-5.6)0.9-1.15 2.5 5.42.6(3.7-2.9)+0.62 126(12-
27、7.2)-6 1267.2-6 33.02(148.490.85)2.5 76.(25%-695%-12%)*36 7/4*3/5+3/4*2/5 1-1/4+8/9/7/9 7+1/6/3/24+2/21 8/15*3/5 3/4/9/10-1/6 8/3+1/2)/5/6-1/3/1/7 9/5+3/5/2+3/4 86(2-2/3/1/2)*2/5 8+5268.32-2569 3+456-52*8 87.5%+6325 8/2+1/3+1/4 89+456-78 5%+. 3/7 49/9 - 4/3 9 15/36 + 1/27 2 5/6 2/9 3 3 5/4 + 1/4 94 3/8 3/8 6 95/7 5/9 + 3/7 5/9 6/2 -( 3/2 + 4/5 )
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