求最大公因数和最小公倍数-的专项训练200题.docx

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1、最大公因数与最小公倍数专项训练200题【求最大公因数】(1015)二(4,14)=(21,14)=(4,20)=(18,18)=(2,6)二(24,6)二(3,6)=(5,10)=(20,24)二(6,6)二(12,2)=(12,8)=(8,8)=(电27)二(1016)二(9,9)二(21,30)=(13,13)=(12,6)二(30,15)=(2,4)二(18,2)=(24,3)二(8,2)二(2/6)二(27,21)二(电6)二(10,5)二(4,6)=(5,15)=(30,26)二(6,12)=(13,13)=(17,68)=(29,59)=(9,33)二(27,54)=(15,225

2、)二(21,441)=(7,14)=(15,3)二(16,6)=(24,10)=(10/5)二(6,2)=(4,22)二(6,22)=(10/6)二(16,28)=(15,12)=(16,16)=(10,10尸(13,51)=(27,36)二(50,90)=(18,28)二(12,144)二(16,256)二(22,484)二(6,10)=(16,2)二(25,5)=(5,20)=(6,15)二(12,9)=(4/6)二(电3)=(28,2)=(9,27)=(30,28)=(12,12)=(19,19)=(26,39)=(39,91)=(24,48)=(30,63)二(13,169)=(17,

3、289)=(23,529)二(17,18)=(30,9)二(4,30)=(6,8)=(8,10)二(2,10)=(10,6)二(10,4)=(6,6)二(26,28)=(8,8)=(14,14)=(4,12)=(9,28)二(19,57)=(56,49)=(90,68)=(14,196)=(18,324)二(24,576)二【求最小公倍数】10,65=66,121=96,144=32,80=80,104=32,256二110,88=13,65二18,72=78,39=口 2,144=25,200=11,242=19,361=77,33二19,95=39,104=4,5,6=3,7,10=4,5

4、,12=7,21,84二57,19,2二12,39,33二16,32,72=90,39,26=72,81=74,111=133,49=15,90=117,27=74,37=105,21=73,5二14,79=12,17=23,429二22,484=14,196=12,66二42,84二63,105二8,27=7,8,9=17,34,51=6,12,72=9,27,108二10,4,7=23,69,46二36,144,72二45,27,63=19,133=28,91=75,125=27,108=23,161二52,130=90,16=17,51=96,72=17,289=15,225=21,441=7,98二17,23=8,132=10,44二18,324=12,20,15= 9,18,27= 17,51,102二 19,38,76二 3,7,28二82,41,3=12,45,25=64,56,8=56,140=90,117=82,123=14,84=16,112=14,84=27,99=19,76=12,39=13,169=13,156=11,121=15,45二91,49=124,24二90,25=24,576二12,16,24=15,10,25=24,36,48= 21,84,168二 17,5,15=13,26,52二63,36,12=76,152,38=