口算达人 10以内的加减法
姓名:5 +3 =6 +4 =3 +7 =@ 4 +5 = @8-4 =©6-3 =1 +9 =10+0 = ©4+2 =⑩ 10-3 二 ⑪ 5-2 = @0+8 = @10-0 = ⑮ 9 一6