已知
612÷68=9,请写出下列各式的答案:|
① 61.2÷68= |
② 612÷6.8= |
|
③ 6.12÷6.8= |
④ 0.612÷0.68= |
已知
504÷7=72,请写出下列各式的答案:|
① 50.4÷7= |
② 504÷0.7= |
|
③ 0.504÷7= |
④ 5.04÷0.7= |
口算.
|
(1)1.2 ÷3= |
(2)0.48 ÷6= |
|
(3)4.6 ÷23= |
(4)14 ×0.5= |
|
(5)6.8 ÷4= |
(6)0.72 ÷12= |
|
(7)0.7 ×1.1= |
(8)5.2 ÷13= |
直接写得数.
|
(1)8.4 ÷7= |
(2)0.18 ÷3= |
|
(3)0.15 ×4= |
(4)8 ×1.25= |
|
(5)0.42 ÷6= |
(6)0.51 ×3= |
|
(7)1 ÷5= |
(8)5.6 ÷10= |