Question

三分之二减九分之十二乘二分之一除以九分之四？

Answer 1

你好(•‿•慧冲)
2/3-12/9×1/2÷4/9
=2/伏辩3-4/3×1/2×9/4
=2/3-3/2
=-5/前厅歼6

Answer 2

答：依题迅局意陵纤得尺昌仿
2/3-1/2×12/9÷4/9
＝2/3-6/9×9/4
＝2/3-3/2
＝4/6-9/6
＝-5/6 。