20以内加减法题卡20套_15

姓名: 时间: 成绩:4 + 4 = 18- 1 = 8 - 8 = 15+ 2 = 14+ 3 = 5 + 3 = 10+ 7 = 17- 3 = 12+ 7 = 10+ 3 = 16- 0 = 3

腾讯文库20以内加减法题卡20套_1520以内加减法题卡20套_15