(12345+23451+34512+45123+51234)/(11111+22222)简算
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(12345+23451+34512+45123+51234)/(11111+22222)简算
(12345+23451+34512+45123+51234)/(11111+22222)简算
(12345+23451+34512+45123+51234)/(11111+22222)简算
注意,这题的简便方法就是交换一下12345+23451+34512+45123+51234
数字的顺序,比如说分别取五个数中的1组成了 11111,然后取五个数中的2组成了 22222.
(12345+23451+34512+45123+51234)/(11111+22222)
=(11111+22222+33333+44444+55555)/33333
=11111×(1+2+3+4+5)/(3×11111)
=11111×15/(3×11111)
=5
(12345+23451+34512+45123+51234)/(11111+22222
=(1+2+3+4+5)*(10000+1000+100+10+1)/(3*11111)
=15*11111/(3*11111)
=15/3=5
(12345+23451+34512+45123+5123)/(1+2+3+4+5)
12345+23451+34512+45123+51234 简便计算
12345+23451+34512+45123+51234=
12345+23451+34512+45123+51234 怎么用巧算
行列式计算:12345 23451 34512 45123 51234
巧算:12345+23451+34512+45123+51234 怎么办?巧算:12345+23451+34512+45123+51234
奥数(12345+23451+34512+45123+51234)÷(1+2+3+4+5)=?
(12345+23451+34512+45123+51234)/(1+2+3+4+5)=几
(12345+23451+34512+45123+51234)/(1+2+3+4+5)=?
12345+23451+34512+45123+51234=?简便运算+过程!
(12345+23451+34512+45123+51234)/(11111+22222)简算
12345+23451+34512+45123+51234=?的简便算法
(12345+23451+34512+45123+51234)除以5=( ).
位值原理解答12345+23451+34512+45123+51234
计算(12345+23451+34512+45123+51234)÷5
计算(12345+23451+34512+45123+51234)/(1+2+3+4+5)脱式,简便计算,急.
12345+23451+34512+45123+51234和1*15+2*14+3*13+4*12+5*11+6*10+7*9+8*8的巧算
(12345+23451+34512+45123+5123)除(1.1111+2.2222+3.3333+4.4444+5.5555)