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)
(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
-5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
2.4-(-3/5)+(-3.1)+4/5
(-6/13)+(-7/13)-(-2)
3/4-(-11/6)+(-7/3)
11+(-22)-3×(-11)
(-0.1)÷1/2×(-100)
2.4-(-3/5)+(-3.1)+4/5
(-6/13)+(-7/13)-(-2)
3/4-(-11/6)+(-7/3)
11+(-22)-3×(-11)
(-0.1)÷1/2×(-100)
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)
(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.(-8)-(-1)
45+(-30)
-1.5-(-11.5)
-1/4-(-1/2)
15-[1-(20-4)]
-40-28-(-19)+(-24)
22.54+(-4.4)+(-12.54)+4.4
(2/3-1/2)-(1/3-5/6)
就这么多了，一行一个。/是分号本回答被提问者采纳
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)
(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
-5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
2.4-(-3/5)+(-3.1)+4/5
(-6/13)+(-7/13)-(-2)
3/4-(-11/6)+(-7/3)
11+(-22)-3×(-11)
(-0.1)÷1/2×(-100)
2.4-(-3/5)+(-3.1)+4/5
(-6/13)+(-7/13)-(-2)
3/4-(-11/6)+(-7/3)
11+(-22)-3×(-11)
(-0.1)÷1/2×(-100)
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)
(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.(-8)-(-1)
45+(-30)
-1.5-(-11.5)
-1/4-(-1/2)
15-[1-(20-4)]
-40-28-(-19)+(-24)
22.54+(-4.4)+(-12.54)+4.4
(2/3-1/2)-(1/3-5/6)
求50道简便运算、四则混合、应用的数学题吗,不要奥数类的,也不要过于...
简便运算（四则混合）1、【100.9-2.52*（0.61-0.21）】\/0.1 2、56.7*76.5+56.7*24.5-56.7 3、43.5+58.6+42.4+56.5 4、999.9*999.9 5、137.4*125-56.4*125-125 6、0.768+7.85+2.32*0.1 7、9999*9999+19999 8、2.5*1.25*32 9、9.28+2.98\/0.5 10、...
求初一50道数学简便运算题
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)(1\/4-5\/6+1\/3+...
谁给我100道简便运算的题目
53.12×6÷(12-7.2)-6 (4)12×6÷7.2-6 2道小学数学简便运算的题目 1.原式=(5\/7×4\/7)\/4\/7+4\/7\/4\/7 =5\/7+1 =1 5\/7(带分数一又七分之五) 相信我,没错的! 2.不能简算 数学简便运算的题目和答案 20道 1。(5\/7*4\/7+4\/7)\/4\/7 =(5\/7×4\/7)\/4\/7+4\/7\/4\/7 =5\/7+1 =...
125道简便脱式计算题七年级
(3) (x4)3·x4÷x16 分析:①先乘方运算再做乘除法 =x12·x4÷x16 ②同底数幂的乘除混合运算 =x12+4-16 ③转变为底数不变指数相加、减 =x0=1 ④ 零指数法则 (4)(a7)3÷a8·(a2)6 分析:①先做(a7)3, (a2)6的计算 =a21÷a8·a12 ②转化为同底数幂除法,乘法混合计算 =a21-8+12=a25 ③转化...
初一数学简便运算
49又15分之14×（-5）=（50-1\/15）*（-5）=50*（-5）+1\/15*5 =-250+1\/3 =-249又3分之2
几道数学题,简便运算,求高人解答。
=1.25*12 =15 ②、（1\/6+1\/10-4\/15）x1.01x99 =(1\/6+1\/10-4\/15)*1.01*(100-1)=0 ③、（96又63\/73+36又24\/25）÷（32又21\/73+12又8\/25）注：这道题要用分数线形式来做，分数线当除号 =(96+63\/73+36+24\/25)\/(32+21\/73+12+8\/25)=3;④、5\/9x79又6\/17+50x1...
简便计算109道
小学数学四年级计算题过关练习七一、口算:60×9= 50×90= 600÷30= 20×3.4=4.3×2= 1.1×600= 1.3×600= 7.5-1.8=70-30= 8000-3000= 120÷3= 3×900=900÷3= 320÷3= 210×4= 25×100= 二、用竖式计算:3.8×250= 7580÷5.4= 140×250=508×1.5= 8500÷70= 40800÷340=三、简便计算:5.5...
七年级数学简便运算题1-2+3-4+5-6……+99-100=?
1-2=-1 3-4=-1 ...99-100=-1 到100刚好50组，所以是-50
数学题求简便运算详解,做好的给100分
<1> 19.2*135-144\/1000*1920+209*123\/125 =19.2*135-14.4*19.2+209*(1-2\/125)=19.2*(135-14.4)+209-418\/125 =(20-0.8)*120.6+209-418*8\/1000 =2412-96.48+209-3.344 =2621-99.824 =2521.176 <2> 1\/1*3+1\/3*5+1\/5*7+...+1\/97*99 =[(1-1\/3)+(1\/...
几道数学题(四则混合运算)能简便的要简便!
1、3-1\/3-1\/3÷3 =3-1\/3-1\/9 =3-(3\/9+1\/9)=23\/9 2、15\/16+(7\/16-1\/4)÷1\/2 =15\/16+3\/16÷1\/2 =15\/16+6\/16 =21\/16 3、1\/5÷[(2\/3+1\/5)*1\/13]=1\/5÷[13\/15*1\/13]=1\/5÷1\/15 =3
