計算: 4.65×32+2.5×46.5+0.465×430.
问题描述:
計算:
4.65×32+2.5×46.5+0.465×430.
答
4.65×32+2.5×46.5+0.465×430
=4.65×32+25×4.65+4.65×43
=4.65×(32+25+43)
=4.65×100
=465.