来自孟传富的问题
11.11×6666+7778×33.33=______.
11.11×6666+7778×33.33=______.
1回答
2020-09-24 00:24
11.11×6666+7778×33.33=______.
11.11×6666+7778×33.33=______.
11.11×6666+7778×33.33
=11.11×(2222×3)+7778×33.33
=(11.11×3)×2222+7778×33.33
=33.33×2222+7778×33.33
=33.33×(2222+7778)
=33.33×10000
=333300