5723-﹙723-189﹚+576-﹙276-211﹚的简便运算
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/08/03 15:19:33
5723-﹙723-189﹚+576-﹙276-211﹚的简便运算
![5723-﹙723-189﹚+576-﹙276-211﹚的简便运算](/uploads/image/z/5387879-47-9.jpg?t=5723%EF%BC%8D%EF%B9%99723%EF%BC%8D189%EF%B9%9A%EF%BC%8B576%EF%BC%8D%EF%B9%99276%EF%BC%8D211%EF%B9%9A%E7%9A%84%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97)
5723-﹙723-189﹚+576-﹙276-211﹚
=5723-723+189+576-276+211
=(5723-723)+(576-276)+(189+211)
=5000+300+400
=5700
=5723-723+189+576-276+211
=(5723-723)+(576-276)+(189+211)
=5000+300+400
=5700