小学数学一年级口算题:5以内的加减法
(1)3 - 3 =
(2)3 - 1 =
(3)1 + 1 =
(4)4 + 1 =
(5)2 + 2 =
(6)2 - 2 =
(7)1 + 4 =
(8)1 + 2 =
(9)1 + 1 =
(10)1 - 1 =
(11)4 + 1 =
(12)2 - 2 =
(13)4 + 1 =
(14)1 + 1 =
(15)2 - 1 =
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