帮我出20道简便计算,每种方法都有点,但不能太难。 有谁可以出20道简便计算题给我?

\u5e2e\u6211\u51fa20\u9053\u7b80\u4fbf\u8ba1\u7b97\uff0c\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u70b9\uff0c\u4f46\u4e0d\u80fd\u592a\u96be\u3002

\u8981\u5404\u79cd\u5404\u6837\u7684\u5417\uff0c20\u79cd\u6211\u4e5f\u4e0d\u77e5\u9053\u884c\u4e0d\u884c\uff0c\u4f46\u6211\u53ef\u4ee5\u8bd5\u4e00\u4e0b\u3002\u4f60\u81ea\u5df1\u89e3\uff0c\u6211\u5217\u7b97\u5f0f\u3002
41\u70b906\u20141419\u70b972-20\u70b928
\u4e03\u53c8\u4e94\u5206\u4e4b\u4e8c\u51cf\u4e09\u53c8\u516b\u5206\u4e4b\u4e09+\u516b\u5206\u4e4b\u4e09
25X7X4
102X7\u70b93/5\u70b91
700/14/5
11\u70b906X2\u70b95X4
29/\u4e8c\u4e03\u53c8\u4e00\u5341\u4e09X\u4e8c\u5341\u4e03\u53c8\u662f\u5341\u4e09
1\u70b925X\u30108/0\u70b95\u3011
0\u70b925X\u30104X1\u70b92\u3011
1\u70b925X\u3010213X0\u70b9\u516b\u3011
30\u70b934+9\u70b976\u201410\u70b934
\u301012+2/7\u3011X7
4821-998
3\u70b92X12\u70b95X25
3\u70b96X0\u70b925
3\u70b98X9\u70b99+0\u70b938
2\u70b96X9\u70b99
\u4e00\u53c8\u4e5d\u5206\u4e4b\u4e94\u2014\u5341\u4e09\u5206\u4e4b\u4e03\u2014\u4e5d\u5206\u4e4b\u4e94
36X8X25
15+15+2
\u597d\u4e86\uff0c\u5c31\u8fd9\u4e9b\u4e86\uff0c\u4f60\u770b\u770b\u53ef\u4ee5\u5417\u597d\u56de\u590d\u6211\uff0c\u6709\u4e9b\u7b26\u53f7\u4e0d\u597d\u8f93\uff0c\u6211\u7528\u5176\u4ed6\u4ee3\u66ff\u3002

56\u00d7125 24\u00d78\u00d75 28\u00d765+28\u00d735 45+65+35+55
=\uff087\u00d78\uff09\u00d7125 =\uff0824\u00d75\uff09\u00d78 =28\u00d7\uff0865+35\uff09 =\uff0845+55\uff09+\uff0865+350\uff09
=7\u00d7\uff088\u00d7125\uff09 =100\u00d78 =28\u00d7100 =100+100
=7\u00d71000 =800 =2800 200
=7000 528-53-47 470-254-46 545-167-145 325-\uff08276+24\uff09
=528-\uff0853+47\uff09 =470-\uff08254+46\uff09 =545-145-167 =325-300
=528-100 =470-300 =400-167 =25
=428 170 =233
2000-\uff08416+284\uff09
=2000-700
=1300

75×102
=75*(100+2)
=75*100+75*2
=7500+150
=7650

1.2×2.5
=(1+0.2)*2.5
=1*2.5+0.2*2.5
=2.5+0.5
=3
90.1-9.9
=(90+0.1)-(10-0.1)
=90+0.1-10+0.1
=80+0.2
=80.2

3.54×99+3.54
=3.54*99+3.54*1
=3.54*(99+1)
=3.54*100
=354

272÷125
=272*8/125*8
=2176/1000
=2.176

201+202+203+204+•••+1000
=(201+1000)+(202+999)+。。。。+(600+601)
=400个1201相加
=400*1201
=480400

4/5X3.5+5.5X50%+0.8
解,得:
==0.8*3.5+5.5*0.5+0.8
==0.8*(3.5+1)+5.5*0.5
==0.8*4.5+5.5*(0.8-0.3)
==0.8*4.5+5.5*0.8-0.3*5.5
==(4.5+5.5)*0.8-0.3*5.5
==10*0.8-0.3*5.5
==8-1.65
==6.35

6/7X(4/5-1/3)÷3/5
解,得:
==(6/7)X(7/15)*(5/3)
==2/3

0.25X3.2X1.25
解,得:
==0.25X0.4*(8X1.25 )
==0.1*10
==1
1.56×1.7+0.44×1.7-0.7

11.72-7.85-(1.26+0.46)

10.64+7.65×2.4+11.76

12.9÷〔14.66-(1.3+8.2)〕

9.83×(3.8-2.3)+1.5×6.17

6.752-〔4.7×(0.54-0.38)+2.8〕

15.4÷〔8×(6.34-4.59)〕

7000÷125=(7000×8)÷(125×8)

6400÷800=(6400÷100)÷(800÷100)

125×93×8

8×(500+125)

47×163+37×47

4000÷125

650÷25+26×99

17×101+83

17×99-83

125×8.8 1.3+4.25+3.7+3.75 17.15-(3.5-2.85)

3.4×99+3.4 4.8×1.01 0.4×(2.5÷73)

12.3-2.45-5.7-4.55 2 + 0.125×0.25×64

64.2×87+0.642×1300 78×36+7.8×741-7 17+ 8

0.125× +0.5

42 +4.58 -43

25÷100

25-3 -(2 -1 )

72×156-56×72

25×32×125

709×99+709

0.25×48

2.5×0.4×2

2×6.6+2.5×6

75.3×99+75.3

4.6×3.7+54×0.37

0.125×+×8.25+12.5%

11―6―1

15―4.25―5

19.82―6.57―3.43

4.6+3+6+5.4

4+2.25+5+7

9.63÷2.5÷4

8.37-3.25-(1.37+1.75

要各种各样的吗,20种我也不知道行不行,但我可以试一下。你自己解,我列算式。
41点06—1419点72-20点28 七又五分之二减三又八分之三+八分之三 25X7X4 102X7点3/5点1
700/14/5 11点06X2点5X4 29/二七又一十三X二十七又是十三 1点25X【8/0点5】 0点25X【4X1点2】
1点25X【213X0点八】 30点34+9点76—10点34 【12+2/7】X7 4821-998 3点2X12点5X25
3点6X0点25 3点8X9点9+0点38 2点6X9点9 一又九分之五—十三分之七—九分之五
36X8X25 15+15+2 好了,就这些了,你看看可以吗好回复我,有些符号不好输,我用其他代替。

简算都有什么方法呢

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