Question

631+82+69怎样简便计算？

Answer 1

631＋82＋69
＝631＋69＋82
＝700＋82
＝782

Answer 2

解，原式=(631+69)+82 =700+82 =782

Answer 3

631+82+69怎样简便计算？
631+82+69
=631+69+82
=700+82
=782

Answer 4

简便计算过程如下
631+82+69
＝（631+69）+82
＝700+82
＝782
望采纳

Answer 5

631+82+69怎样简便计算？
631+82+69=700+82=782