(1)5 × 90 =
(2)5 × 30 =
(3)30 × 2 =
(4)1 × 300 =
(5)400 × 1 =
(6)4 × 600 =
(7)5 × 100 =
(8)60 × 4 =
(9)50 × 9 =
(2)5 × 30 =
(3)30 × 2 =
(4)1 × 300 =
(5)400 × 1 =
(6)4 × 600 =
(7)5 × 100 =
(8)60 × 4 =
(9)50 × 9 =