计算:1995+199.5+19.95+1.995=_.

问题描述:

计算:1995+199.5+19.95+1.995=______.

1995+199.5+19.95+1.995,
=19.95×100+19.95×10+19.95+19.95×0.1,
=(100+10+1+0.1)×19.95,
=111.1×(20-0.05),
=2222-5.555,
=2216.445;
故答案为:2216.445.