计算,并且验算.
|
(1)3.64 -1.09= |
(2)43.7 +28.41= |
计算,并且验算.
|
(1)4.59 +18.27= |
(2)7.89 +6.05= |
竖式计算
|
(1)6.42 -5.08= |
(2)8.35 -1.42= |
(3)17.24 -9.3= |
竖式计算
|
(1)3.27 +3.54= |
(2)4.16 +2.08= |
(3)0.29 +4.3= |
竖式计算
|
(1)0.23 +0.48= |
(2)0.75 -0.37= |
用竖式计算,并且验算.
|
(1)8 +2.63= |
(2)2.98 -1.3= |