四年级口算题:整十数除三位数
(1)800 ÷ 40 = (2)900 ÷ 90 = (3)450 ÷ 30 = (4)710 ÷ 10 = (5)480 ÷ 40 = (6)810 ÷ 30 = (7)900 ÷ 90 = (8)800 ÷ 80 = (9)200 ÷ 20 = (10)560 ÷ 20 = (11)870 ÷ 30 = (12)720 ÷ 60 = (13)960 ÷ 80 = (14)720 ÷ 30 = (15)700 ÷ 70 = |
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