四年级口算题:整十数除几百几十数
四年级口算题:整十数除几百几十数(1)720 ÷ 90 =
(2)980 ÷ 20 =
(3)900 ÷ 50 =
(4)960 ÷ 60 =
(5)300 ÷ 30 =
(6)450 ÷ 90 =
(7)810 ÷ 90 =
(8)680 ÷ 10 =
(9)780 ÷ 60 =
(10)540 ÷ 90 =
(11)600 ÷ 50 =
(12)340 ÷ 10 =
(13)660 ÷ 60 =
(14)510 ÷ 30 =
(15)930 ÷ 30 =
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