如果A乘以B等于260,那么A乘以2B等于几,3A乘以B等于几,A乘以(B除2)=几 (A除4)*(B*4)=
问题描述:
如果A乘以B等于260,那么A乘以2B等于几,3A乘以B等于几,A乘以(B除2)=几 (A除4)*(B*4)=
答
A X B=260
A X 2B=2AB=2 X 260 = 520
3A X B=3 X 260 = 780
A X B/2 = 260 / 2 = 130
A/4 X B X 4 = A X B=260