某人将一个数除以2\3写成除以3\2,得结果为5\12,试求该题正确答案.
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/16 20:26:40
x){6]nh{ɎUϦnx9sɓKb|151yoݓ͛d.C#>bҗf<[uNyC&HF&/y
:O.xt=FnozgX7*3/.H̳ya_o>йOFDk k**, U9f`QS,lpV-lqANSl!$t.?C`ؒ&/V
V :1
某人将一个数除以2\3写成除以3\2,得结果为5\12,试求该题正确答案.
某人将一个数除以2\3写成除以3\2,得结果为5\12,试求该题正确答案.
某人将一个数除以2\3写成除以3\2,得结果为5\12,试求该题正确答案.
镜之幻 ,你好:
5/12×3/2÷2/3
=5/8×3/2
=15/16
就是设原数位X
X/(3/2) = 5/12
x = 5/6
(5/6)/(2/3) = 5/4
5/12*3/2÷2/3=15/16
(5/12)*(3/2)*(3/2)=15/16
(5/12)×(3/2)÷(2/3)=15/16
15\16
15\16
5/12
15/16