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题型:竖式计算 题类:常考题 难易度:普通

冀教版数学三年级下学期 第二单元第一课时乘法 同步训练(1)

用竖式计算                                                                      
(1)、33×21=                                                                                 
(2)、14×12=                                                                       
(3)、21×31=                                                                 
(4)、43×11=                                            
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