计算，怎样简便怎样算712×38+712×5857×34×25（511-18）×8858×37+12÷21367×313314÷（3-811-311）120+130+142…1132+1156987×655−321666+987×654．

Question

计算，怎样简便怎样算

(7)/(12)×(3)/(8)+(7)/(12)×(5)/(8)	(5)/(7)×(3)/(4)×(2)/(5)
（(5)/(11)-(1)/(8)）×88	58×(3)/(7)+12÷2(1)/(3)
67×(31)/(33)	(1)/(4)÷（3-(8)/(11)-(3)/(11)）
(1)/(20)+(1)/(30)+(1)/(42)…(11)/(32)+(11)/(56)	(987×655−321)/(666+987×654)．

(7)/(12)×(3)/(8)+(7)/(12)×(5)/(8)	(5)/(7)×(3)/(4)×(2)/(5)
（(5)/(11)-(1)/(8)）×88	58×(3)/(7)+12÷2(1)/(3)
67×(31)/(33)	(1)/(4)÷（3-(8)/(11)-(3)/(11)）
(1)/(20)+(1)/(30)+(1)/(42)…(11)/(32)+(11)/(56)	(987×655−321)/(666+987×654)．

(7)/(12)×(3)/(8)+(7)/(12)×(5)/(8)(5)/(7)×(3)/(4)×(2)/(5)(7)/(12)×(3)/(8)+(7)/(12)×(5)/(8)(7)/(12)×(3)/(8)+(7)/(12)×(5)/(8)(7)/(12)771212(3)/(8)+(7)/(12)×(5)/(8)(3)/(8)3388(7)/(12)×(5)/(8)(7)/(12)771212(5)/(8)(5)/(8)5588(5)/(7)×(3)/(4)×(2)/(5)(5)/(7)×(3)/(4)×(2)/(5)(5)/(7)5577(3)/(4)×(2)/(5)(3)/(4)3344(2)/(5)(2)/(5)2255（(5)/(11)-(1)/(8)）×8858×(3)/(7)+12÷2(1)/(3)（(5)/(11)-(1)/(8)）×88(5)/(11)-(1)/(8)）×88(5)/(11)551111(1)/(8)）×88(1)/(8)118858×(3)/(7)+12÷2(1)/(3)(3)/(7)+12÷2(1)/(3)(3)/(7)33772(1)/(3)(1)/(3)113367×(31)/(33)(1)/(4)÷（3-(8)/(11)-(3)/(11)）67×(31)/(33)(31)/(33)(31)/(33)31313333(1)/(4)÷（3-(8)/(11)-(3)/(11)）(1)/(4)÷（3-(8)/(11)-(3)/(11)）(1)/(4)1144(8)/(11)-(3)/(11)）(8)/(11)881111(3)/(11)）(3)/(11)331111(1)/(20)+(1)/(30)+(1)/(42)…(11)/(32)+(11)/(56)(987×655−321)/(666+987×654)．(1)/(20)+(1)/(30)+(1)/(42)…(11)/(32)+(11)/(56)(1)/(20)+(1)/(30)+(1)/(42)…(11)/(32)+(11)/(56)(1)/(20)112020(1)/(30)+(1)/(42)…(11)/(32)+(11)/(56)(1)/(30)113030(1)/(42)…(11)/(32)+(11)/(56)(1)/(42)114242(11)/(32)+(11)/(56)(11)/(32)11113232(11)/(56)(11)/(56)11115656(987×655−321)/(666+987×654)．(987×655−321)/(666+987×654)．(987×655−321)/(666+987×654)987×655−321987×655−321666+987×654666+987×654

Answer 1

（1）712×38+712×58=712×（38+58）=712×1=712（2）57×34×25=57×（34×25）=57×310=314（3）（511-18）×88=511×88-18×88=40-11=29（4）58×37+12÷213=58×37+12×37=（58+12）×37=70×37=30（5）67×313...