1、10 以内分成与组成(2 的分成与组成)2 2 0 2-0= 1 2-1=0 12 0+2= 2 1+1 =-1=1 2- =2 +0=2 1+ =2( 3 的分成与组成)3 30 3-0= 1 3-1=3 3 2 3-2= 3 3-3= 1 2 1+2= 2 1 2+1= 3 0 3+0= 1 2 2 1 3 0 1 2 3 3 3 3 -0=3 -1= 2 -2=1 3- =2 3- =1 3- =0 1+ =3 2+ = 3 3+ =3 (4 的分成与组成)4 40 4-0= 1 4-1=4 4 4 2 4-2= 3 4-3= 4 4-4= 4 4 4 4 1 2 3 4 1 3 1+3
2、= 2 2 2+3= 3 1 3+2= 1 3 2 2 3 1 1 2 3 44 4 4 4-0=4 -1=3 -2=2 -3= 1 4- =3 4- =2 4- =1 4- = 0 1+ =4 2+ = 4 3+ =4 4+ = 4 (5 的分成与组成)5 5 5 1 5-1= 2 5-2= 3 5-3=5 5 4 5-4= 5 5-5= 5 5 5 5 5 1 2 3 4 5 1 4 1+4= 2 3 2+3= 3 2 3+2= 4 1 4+1= 1 4 2 3 3 2 4 1 1 2 3 45 5 5 5-0=5 -1=4 -2=3 -3= 2 5- =4 5- =3 5- =2 5- = 1 1+ =5 2+ = 5 3+ =5 4+ = 5 (6 的分成与组成)6 6 6 1 6-1= 2 6-2= 3 6-3=6 6 6 4 6-4= 5 6-5= 6 6-6=6 6 6 6 6 6 1 2 3 4 5 6 1 5 1+5= 2 4 2+4= 3 3 3+3= 4 2 4+2= 5 1 5+1= 1 5 2 4 3 3 4 2 5 1 0 1 2 3 4 5 6 6 6 6 6 6