丨-4.4丨+(3又1/3)+11又2/3+0.1等于多少

问题描述:

丨-4.4丨+(3又1/3)+11又2/3+0.1等于多少

丨-4.4丨+(3又1/3)+11又2/3+0.1
=4.4+0.1+(3又1/3+11又2/3)
=4.5+15
=19.5