看图做加法。 ()+()=()
7-0= 6-1= 7-3= 8-5= 4-2= 9-7=
5+0= 10-2= 5-2= 7-3= 6-4= 8-4=
10-6= 8-6= 8-5= 8-3= 5-4= 5-1=
4+2= 7-4= 7-6 = 10-8= 10-3= 5+3=
6+3= 7+2= 9+1= 7+1= 8-5= 6-3=
8-4= 6+0= 5+2= 10-9= 10-8= 8+2=
9-4= 10-3= 9-3= 10-7= 7-5= 6-4=
8-5= 8+2= 9-7= 4+4= 10-5= 4+2=
7-4= 9-5= 5+5= 3+3= 7-7= 8-7=