這篇關(guān)于三年級下冊數(shù)學(xué)口算題：整十?dāng)?shù)乘整十?dāng)?shù)，是®無憂考網(wǎng)特地為大家整理的，希望對大家有所幫助！
(1)70 × 40 =

(2)30 × 10 =

(3)30 × 10 =

(4)40 × 20 =

(5)60 × 50 =

(6)10 × 30 =

(7)20 × 70 =

(8)80 × 50 =

(9)30 × 70 =

(10)30 × 30 =

(11)40 × 60 =

(12)60 × 50 =

(13)70 × 80 =

(14)50 × 50 =

(15)90 × 60 =