老师在黑板上写下了-4,0,0.5 ,3 ,-2/3 ,-2013 ,-1.选择上面4个数(不重复),填入下面算式中,使等式成立.▁÷(▁×▁)+▁ = 1
问题描述:
老师在黑板上写下了-4,0,0.5 ,3 ,-2/3 ,-2013 ,-1.
选择上面4个数(不重复),填入下面算式中,使等式成立.▁÷(▁×▁)+▁ = 1
答
-4,3,-2/3,-1
(-4)÷(3×(-2/3))+-1 = 1