【小学精品】小学一年级数学上学期10以内加减法口算

10以内加减法5 + 5 =8 - 6 =3 + 4 =10 - 5 =9 - 3 =4 + 2 =5 + 5 =3 + 6 =5 - 2 =6 + 2 =4 + 4 =10 - 6 =3 + 7 =