16,3 * 5,191 + 5,191 * 83,6 + 5,191
= 5,191 * ( 16,3 +83,6 +0,1 )
= 5,191 * 100
= 519,1
\(16,3\cdot5,191+5,195\cdot83,6+05191\)
\(=5,191\cdot\left(16,3+83,6\right)+05191\)
\(=5,191\cdot99,9+05191\)
\(=518,5809+05191\)
\(=5709,5809\)
Chắc chắn đề tự cho lunk! Số lớn wa!