二年级数学下册口算题

(1)1000 + 8000 =

二年级数学下册口算题

(2)2000 + 7000 =

(3)5000 + 2000 =

(4)7000 + 2000 =

(5)3000 + 3000 =

(6)8000 + 1000 =

(7)1000 + 2000 =

(8)3000 + 2000 =

(9)8000 + 1000 =

(10)8000 + 1000 =

(11)8000 + 1000 =

(12)3000 + 5000 =

(13)7000 + 2000 =

(14)8000 + 1000 =

(15)4000 + 2000 =