求2.5×3.41÷3.41×25的简便计算,要用递等式哦~~求详细过程!

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/26 19:31:45
求2.5×3.41÷3.41×25的简便计算,要用递等式哦~~求详细过程!求2.5×3.41÷3.41×25的简便计算,要用递等式哦~~求详细过程!求2.5×3.41÷3.41×25的简便计算,要用递

求2.5×3.41÷3.41×25的简便计算,要用递等式哦~~求详细过程!
求2.5×3.41÷3.41×25的简便计算,要用递等式哦~~
求详细过程!

求2.5×3.41÷3.41×25的简便计算,要用递等式哦~~求详细过程!
2.5×3.41÷3.41×25
=2.5×(3.41÷3.41)×25
=2.5×1×25
=2.5×25
=62.5

2.5x25x(3.41÷3.41)=2.5x25=2x25+0.5x25=50+12.5=62.5

5/2*(3.41/3.41)*25=5/2*1*25=125/2=62.5