二年级数学口算题：尾数是0三位数加法

【-二年级数学试卷】

二年级数学口算题：尾数是0三位数加法 

(1)480 + 580 =

(2)470 + 110 =

(3)330 + 210 =

(4)520 + 930 =

(5)540 + 370 =

(6)370 + 530 =

(7)910 + 910 =

(8)580 + 850 =

(9)210 + 410 =

(10)530 + 390 =

(11)240 + 790 =

(12)650 + 640 =

(13)670 + 220 =

(14)890 + 260 =

(15)670 + 280 =