1/4*(4.85除以5/18-3.6+6.15*3又3/5)—[1.75*(1又3/2+19/21)-5.5]
问题描述:
1/4*(4.85除以5/18-3.6+6.15*3又3/5)—[1.75*(1又3/2+19/21)-5.5]
答
1/4*(4.85除以5/18-3.6+6.15*3又3/5)—[1.75*(1又3/2+19/21)-5.5]