5的组成和分解的组成和分解54 15 35 2 52314小朋友,你发现什么了吗?5 53 32 25 52 23 35 51 14 41 2 3 4 5。、 、4 14、5。55 - - 2 = 35、4、3。2533 + 2 = 53 2 5读作:3 加 2等于 53+2=3+2=5看图列式看图列式5-2=5-2= 35-2=34+1=55 - - =143 + 2 =2 + 3 =553 + =255 - - 1 =45 - - 4 = 124134321123455 + 0 =5 + 0 =2 + 3 =1 + 4 =3 + 2 =4 + 1 =5 + 0 =5 + 0 =0 + 5 = 5555555 - 0 =5 - 1 =5 - 2 =5 - 3 =5 - 4 =5 - 5 =o12345