口算.
|
(1)2.5 ×10= |
(2)9.7 -7= |
|
(3)7.6 ÷10= |
(4)7.06 ×100= |
口算
|
(1)0.02 ×500= |
(2)1.05 ×8= |
|
(3)4.87 -1.7= |
(4)2.8 ×10= |
口算
|
(1)0.8 ×25= |
(2)0.57 +0.43= |
|
(3)2.4 ×0.2= |
(4)0 ×4.23= |
口算
|
(1)125 ×8= |
(2)0.125 ×8= |
|
(3)1.25 ×0.8= |
(4)1.25 ×0.08= |
口算
|
(1)5 ×2= |
(2)0.5 ×20= |
|
(3)0.05 ×200= |
(4)0.05 ×0.2= |
口算
|
(1)1.2 ×0.3= |
(2)0.8 ×6= |
|
(3)1.3 ×5= |
(4)2.1 ×7= |
口算
|
(1)3.2 ×2= |
(2)0.3 ×0.3= |
|
(3)6 ×0.04= |
(4)1.5 ×4= |