编写软件测试报告:趣味算式谁会填14

来源:百度文库 编辑:查人人中国名人网 时间:2024/04/30 03:17:53
请用上1至9编写出一道等式。□内填入数字,()内填入运算符号。你能找出所有答案来吗?

□□□()□□()□=□□□

计算量很大,符号共有16种填法:++,+-,+×,+÷,-+,--,-×,-÷,×+,×-,××,×÷,÷+,÷-,÷×,÷÷,其中有10种可以形成算式:(各别数量太大,只能贴一部分)

1、++解答数量:168
156+78+9=243,156+79+8=243,157+68+9=234,157+69+8=234,158+67+9=234
158+69+7=234,158+76+9=243,158+79+6=243,159+67+8=234,159+68+7=234
159+76+8=243,159+78+6=243,167+58+9=234,167+59+8=234,168+57+9=234
168+59+7=234,169+57+8=234,169+58+7=234,176+58+9=243,176+59+8=243
178+56+9=243,178+59+6=243,179+56+8=243,179+58+6=243,246+97+8=351
246+98+7=351,247+96+8=351,247+98+6=351,248+96+7=351,248+97+6=351
264+78+9=351,264+79+8=351,268+74+9=351,268+79+4=351,269+74+8=351
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751+93+2=846,752+63+4=819,752+64+3=819,752+91+3=846,752+93+1=846
753+62+4=819,753+64+2=819,753+91+2=846,753+92+1=846,754+62+3=819
754+63+2=819,762+53+4=819,762+54+3=819,763+52+4=819,763+54+2=819
764+52+3=819,764+53+2=819,791+52+3=846,791+53+2=846,792+51+3=846
792+53+1=846,793+51+2=846,793+52+1=846

2、+-解答数量:416
145+98-6=237,145+98-7=236,146+97-5=238,146+97-8=235,147+96-5=238
147+96-8=235,148+95-6=237,148+95-7=236,154+89-6=237,154+89-7=236
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873+45-2=916,873+45-6=912,873+54-1=926,873+54-6=921,874+53-1=926
874+53-6=921,874+62-1=935,874+62-5=931,875+43-2=916,875+43-6=912
875+61-2=934,875+61-4=932,876+42-3=915,876+42-5=913,876+51-3=924
876+51-4=923

3、+*解答数量:264
125+38*9=467,125+68*4=397,128+69*5=473,137+69*5=482,138+97*4=526
143+65*9=728,143+97*5=628,149+26*8=357,149+27*8=365,149+62*7=583
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845+63*2=971,847+13*6=925,852+31*4=976,853+27*4=961,863+54*2=971
871+25*3=946,873+12*6=945,874+13*6=952,875+43*2=961

4、+/解答数量:41
257+89/1=346,259+87/1=346,275+89/1=364,279+85/1=364,285+79/1=364
287+59/1=346,289+57/1=346,289+75/1=364,358+69/1=427,359+68/1=427
368+59/1=427,369+58/1=427,389+56/2=417,437+89/1=526,439+87/1=526
473+89/1=562,479+68/2=513,479+83/1=562,483+79/1=562,487+39/1=526
489+37/1=526,489+73/1=562,497+38/2=516,497+68/2=531,593+48/2=617
594+72/3=618,597+81/3=624,635+89/1=724,639+85/1=724,653+89/1=742
659+83/1=742,683+59/1=742,685+39/1=724,689+35/1=724,689+53/1=742
695+38/2=714,698+34/2=715,754+69/1=823,759+64/1=823,764+59/1=823
769+54/1=823

5、-+解答数量:416
234-56+9=187,234-57+9=186,234-65+9=178,234-68+9=175,234-75+9=168
234-78+9=165,234-86+9=157,234-87+9=156,235-46+8=197,235-47+8=196
235-64+8=179,235-69+8=174,235-74+8=169,235-79+8=164,235-96+8=147
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932-65+4=871,932-71+4=865,932-75+4=861,934-61+2=875,934-65+2=871
934-71+2=865,934-75+2=861,935-62+1=874,935-64+1=872,935-72+1=864
935-74+1=862

6、--解答数量:168
234-57-8=169,234-57-9=168,234-58-7=169,234-58-9=167,234-59-7=168
234-59-8=167,234-67-8=159,234-67-9=158,234-68-7=159,234-68-9=157
234-69-7=158,234-69-8=157,243-56-8=179,243-56-9=178,243-58-6=179
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819-52-4=763,819-53-2=764,819-53-4=762,819-54-2=763,819-54-3=762
819-62-3=754,819-62-4=753,819-63-2=754,819-63-4=752,819-64-2=753
819-64-3=752,846-51-2=793,846-51-3=792,846-52-1=793,846-52-3=791
846-53-1=792,846-53-2=791,846-91-2=753,846-91-3=752,846-92-1=753
846-92-3=751,846-93-1=752,846-93-2=751

7、-*解答数量:264
345-89*2=167,346-57*1=289,346-59*1=287,346-87*1=259,346-89*1=257
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951-26*8=743,952-13*6=874,953-24*8=761,953-42*8=617,957-24*6=813
961-27*4=853,961-43*2=875,963-74*2=815,971-42*8=635,971-54*2=863
971-63*2=845,975-24*6=831,976-31*4=852,982-63*7=541

8、-/解答数量:41
346-57/1=289,346-59/1=287,346-87/1=259,346-89/1=257,364-75/1=289
364-79/1=285,364-85/1=279,364-89/1=275,417-56/2=389,427-58/1=369
427-59/1=368,427-68/1=359,427-69/1=358,513-68/2=479,516-38/2=497
526-37/1=489,526-39/1=487,526-87/1=439,526-89/1=437,531-68/2=497
562-73/1=489,562-79/1=483,562-83/1=479,562-89/1=473,617-48/2=593
618-72/3=594,624-81/3=597,714-38/2=695,715-34/2=698,724-35/1=689
724-39/1=685,724-85/1=639,724-89/1=635,742-53/1=689,742-59/1=683
742-83/1=659,742-89/1=653,823-54/1=769,823-59/1=764,823-64/1=759
823-69/1=754

9、*/解答数量:13
123*56/7=984,132*46/8=759,136*27/8=459,153*28/9=476,153*46/9=782
154*29/7=638,156*23/4=897,267*18/9=534,269*14/7=538,273*18/9=546
293*14/7=586,327*18/9=654,329*14/7=658

10、/*解答数量:13
459/27*8=136,476/28*9=153,534/18*9=267,538/14*7=269,546/18*9=273
586/14*7=293,638/29*7=154,654/18*9=327,658/14*7=329,759/46*8=132
782/46*9=153,897/23*4=156,984/56*7=123

189+54-6=237
189+54-7=236
184+59-6=237
184+59-7=236
154+89-7=236
154+89-6=237
太多了,随便变就行

189+54-6=237
189+54-7=236
184+59-6=237
184+59-7=236
154+89-7=236
154+89-6=237

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