3.56×5.2＋35.2×0.3＋18×0.356简便方法怎麼做

题目

3.56×5.2＋35.2×0.3＋18×0.356简便方法怎麼做

答案

3.56×5.2＋35.2×0.3＋18×0.356
=3.56×5.2＋3.52×3＋1.8×3.56
=3.56×(5.2+3+1.8)
=3.56×10
=35.6