口算:
|
(1)0 ×25= |
(2)25 ×8= |
|
(3)72 ÷12= |
(4)(100 -20)÷8= |
口算:
|
(1)63 ÷9= |
(2)125 ×8= |
|
(3)150 ×2= |
(4)(32 -32)×9= |
口算:
|
(1)480 +210= |
(2)100 ÷25= |
|
(3)350 ÷10= |
(4)(100 ÷25+35)÷1= |
口算:
|
(1)640 ÷8= |
(2)384 +116= |
|
(3)60 ×12= |
(4)320 ÷80+40= |
口算.
|
(1)356 -200 |
(2)262 +38 |
|
(3)158 -48 |
(4)796 -296 |