\(3.6\times4.2+0.36\times25+36\times0.33\)
\(=36\times0.42+36\times0.25+36\times0.33\)
\(=36\times\left(0.42+0.25+0.33\right)\)
\(=36\times1=36\)
Đúng 3
Bình luận (0)