pertaining:四年级口算题:整十数除整十数

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四年级口算题:整十数除整十数

  (1)80 ÷ 20 =

  (2)80 ÷ 20 =

  (3)80 ÷ 40 =

  (4)80 ÷ 40 =

  (5)60 ÷ 30 =

  (6)60 ÷ 30 =

  (7)80 ÷ 40 =

  (8)60 ÷ 30 =

  (9)40 ÷ 20 =

  (10)60 ÷ 30 =

  (11)20 ÷ 10 =

  (12)40 ÷ 20 =

  (13)80 ÷ 40 =

  (14)80 ÷ 40 =

  (15)60 ÷ 30 =