3和5的倍数有哪些答:15 45 60 75 3乘以5等于15,15*2=30,15*3=45,15*4=60,15*5=75……,比如同时是4和5的倍数,4*5=20,只要是20的倍数就同时是4和5的倍数,这样的数有无数个,连方法都教给你了,赏点分吧.
1到100自然数中3,5的倍数有哪些答:3,5,6,9,10,12,15,18,20 21,24,25,27,30,33,35,36,39,40,42,45,48 50,51,54,55,57,60 63,65,66,69,70 72,75,78,80,81,84,85,87,90 93,95,96,99,100