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1、數(shù)學(xué)二升三銜接教材計算844+932=????????????????????199+398=??????????801+60=?????????????????????814-551=??????????????????????875-505=????????????????????481-321=????長度單位換算?4米=（?）分米??????????????2厘米=（??）毫米?????50厘米=（?）分米???????????90分米=（?）米?時間單位換算?148秒=（?）分（?）秒?????3分12秒=（?）秒?90分=（?）時（??）分??100分=（
2、?）時（）分?665+1000=??????????????????729+808=306+812=????????????????????928-611=???263-206=????????????????????644-364=?長度單位換算厘米=（?）毫米???????30厘米=（?）分米10分米=（??）米????????????8分米=（?）厘米時間單位換算?1時=（?）分???????????????4小時=（?）分?????2分=（???）秒??????????65秒=（?）分（?）秒537+385=???????????????????310+534
3、=??861+146=???????????????????558-321=??902-557=????????????????????857-423=?長度單位換算?7分米=（??）毫米?????9分米=（?）毫米??400毫米＝（）分米???????1米=（????）厘米??????????????????時間單位換算75秒=（?）分（?）秒??????80分=（?）時（?）分??1分＝（???）秒????????3分21秒=（?）秒445+385=????????????????????356+626=???810-466=???????????????????
4、?????445+277=??????865-578=??????????????????????1000-455=???????在○里填上“﹥”“﹤”或“＝”。??4厘米○4分米?????????9毫米○3厘米????????18毫米○1分米???5厘米○7毫米????????34毫米○9厘米????????????????1米○100厘米?60毫米○6厘米????????????8分米○90厘米???????時間單位換算?60秒＝（????）分??????????60分＝（???）時??????????2時12分=（??）分345+543=????????????
5、??????????531+975=??342-274=????????????????????957-679=????????987-799=??????????????????258+553=????????????一、按從大到小的順序排列。??（1）99厘米?9分米?90毫米??10厘米?10分米??（2）2米???20厘米???200分米????20毫米二、比較大小?1時○100分??????????60分○1時??????????????60秒○1時???????????????1分○10秒?????????????2時○120分??????????????
6、??????300分○3時???5分○500秒??????????????????????240秒○4分445+369=???????????????????????468-389=????457+368=????????????????????597-324=?????????385-247=??????????????????????258-168=??一、比較大小?4時○4分???????????????1時○60分????????????1分○100秒??????????????????????10分○1時??6分○36秒????????????7分○70秒?
7、????????????40秒○4分???????????????????????250秒○4分???????????二、按從大到小的順序排列。??（1）88厘米?8分米?80毫米??60厘米?20分米??（2）5米???50厘米???500分米????50毫米467+333=????????????????????978-199=????170+244=?????????????????????520-155=?369+470=??????????????????1000-333=?一、比較大小150分○2時???????????????????3
