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321,234,567,890,123用英语怎么说

发布时间:2020-03-21

解:123+234+345+456+567+678+789+890+901
=﹙1+2+3+4+5++67+8+9﹚×100+﹙2+3+4+5+6+7+8+9﹚×10+﹙3+4+5+6+7+8+9++1﹚
=4500+440+43
=4983

回复:

321-123 543-345 543-198 还满意吗,

回复:

three hundred and twenty one minus one hundred and twenty three
five hundred and fourty three minus three hundred and fourty five
198 = one hundred and ninty eight,

回复:

123+234+345-456+567+678-789+890 =100+23+200+34+300+45-400-56+500+67+600+78-700-89+800+90 =100+200+300-400+500+600-700+800+23+34+45-56+67+78-89+90 =(100+300-400)+(200+500-700)+600+800+(23+34-56)+45+67+78-89+90 =1400+1+45+6...

回复:

56:fifty-six 47:forty-seven 105:one hundred and five 150:one hundred and fifty 242:two hundred and forty-two 123:one hundred and twenty-three 321:three hundred and twenty-one 祝你学习进步,更上一层楼!请记得采纳,谢谢!(...

回复:

123+234+345+456+567+678+789 =123*7+111*(1+2+3+4+5+6)=123*7+111*21=3192 或 123+234+345+456+567+678+789 ==(100+700)*(7/2)+(20+80)*(7/2)+(3+9)*(7/2) =800*(7/2)+100*(7/2)+12*(7/2) =(800+100+12)*(7/2) =912*(7/2) =456*7 =3192

回复:

解:123+234+345+456+567+678+789+890+901 =﹙1+2+3+4+5++67+8+9﹚×100+﹙2+3+4+5+6+7+8+9﹚×10+﹙3+4+5+6+7+8+9++1﹚ =4500+440+43 =4983

回复:

因为前面几项都是相加,而后面几项是加减交替,按照这个特点可以从后向前观察会发现,从后向前每两项加,除最后两项加和为-101,另外为-111,这样合并后再将前两项进行拆分,就可简化计算:如下 原式=123+234+(345-456)+(567-678)+(789-890...

回复:

123+234=357+345=702.。。。。。。=1390

回复:

three hundred and twenty one minus one hundred and twenty three five hundred and fourty three minus three hundred and fourty five 198 = one hundred and ninty eight

回复:

73874837491482

回复:

应该是: one hundred and tweny-three billion three hundred and twenty-one million two hundred and thirteen thousand three hundred and twelve .~~~~~~~~~~~~~~~~祝你进步,如对你有帮助,请及时采纳~~~~~~~~~~~~~~~~

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