125+79+175用递等式计算

来源：学生作业学帮网编辑：学帮网时间：2024/05/23 23:05:43

125+79+175用递等式计算

125+79+175
=125+175+79
=300+79
=379

125+79+175
=204+175
=379

125+79+175
=（125+175）+79
=300+79
=379

=125+（75+4）+175
=200+179
=379