二年级上册数学一课一练-进位加法｜人教新课标（2014秋）（含答案）

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1、《进位加法》同步练习一、单选题1.三年级一班有学生46人，三年级二班有学生39人，这两班一共有学生(     )。A. 85人                                         B. 75人                                         C. 86人2.下列算式中，结果是七十多的是（　　）A. 48+18                                     B. 85﹣19                                     C. 95﹣193.

2、为灾区儿童捐款，小华捐了19元，小丽捐了28元，她们共捐的钱数(     )A. 大于40元                                  B. 小于40元                                  C. 小于30元4.下面结果小于50的算式是(     ).A. 91+38                                     B. 19+26                                     C. 28+345.求比87多58的数是多少，正确算式是(     )

3、A. 87+58                                     B. 87+85                                     C. 78+586.一个加数是37，另一个加数是45，两个数的和是多少？正确的结果是(     ).A. 82                                            B. 72                                            C. 927.比最小的两位数多45的数是(     ).A. 56      

4、                                     B. 55                                           C. 1448.表演新疆舞需要女生38人，男生18人，一共需要(     ).A. 74人                                         B. 58人                                         C. 56人9.爸爸今年37岁，爷爷比爸爸大25岁，爷爷今年(     )。A. 52岁               

5、                          B. 61岁                                         C. 62岁10.求47与25的和是多少？正确列式及结果是(     ).A. 47-25=22                               B. 47+25=72                               C. 47+25=6211.小明有50元钱，买故事书花了28元，他大约还剩（  ）元A. 22                                    

6、        B. 30                                            C. 2012.下面的单位中不是长度单位的是（  ）。A. 毫米                                         B. 厘米                                         C. 千克13.表演校园舞需要女生34人，男生34人，一共需要(     )。A. 74人                                         B. 58人         

7、                                C. 68人14.下面结果小于50的算式是(     )。A. 29+30                                     B. 13+26                                     C. 28+3115.求比87多21的数是多少，正确算式是(     )。A. 87+21                                      B. 78+21                                   

8、   C. 87-21二、判断题1.比38多24的数是62。（）（填”正确“或者”错误“）2.37+25和25+37的得数