问题
填空题
把400-275,400+275,400-189,400+189这些算式按得数从大到小排一排______.
答案
400-275=125,400+275=675,400-189=211,400+189=589;
675>589>211>125;
所以,400+275>400+189>400-189>400-275.
故答案为:400+275>400+189>400-189>400-275.
把400-275,400+275,400-189,400+189这些算式按得数从大到小排一排______.
400-275=125,400+275=675,400-189=211,400+189=589;
675>589>211>125;
所以,400+275>400+189>400-189>400-275.
故答案为:400+275>400+189>400-189>400-275.