题目内容
巧解密码我能行.
X+
X=
=
X:3.25=
:
.
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 20 |
| 0.5 |
| X |
| 3 |
| 0.8 |
X:3.25=
| 1 |
| 5 |
| 5 |
| 4 |
(1)
ⅹ+
ⅹ=
,
(
+
)ⅹ=
,
ⅹ÷
=
÷
,
x=
×
,
x=
;
(2)
=
,
3ⅹ=0.5×0.8,
3ⅹ÷3=0.4÷3,
x=
;
(3)X:3.25=
:
,
ⅹ=3.25×
,
ⅹ=
,
x÷
=
÷
,
x=
.
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 20 |
(
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 20 |
| 5 |
| 6 |
| 5 |
| 6 |
| 1 |
| 20 |
| 5 |
| 6 |
x=
| 1 |
| 20 |
| 6 |
| 5 |
x=
| 3 |
| 50 |
(2)
| 0.5 |
| X |
| 3 |
| 0.8 |
3ⅹ=0.5×0.8,
3ⅹ÷3=0.4÷3,
x=
| 2 |
| 15 |
(3)X:3.25=
| 1 |
| 5 |
| 5 |
| 4 |
| 5 |
| 4 |
| 1 |
| 5 |
| 5 |
| 4 |
| 13 |
| 20 |
| 5 |
| 4 |
| 5 |
| 4 |
| 13 |
| 20 |
| 5 |
| 4 |
x=
| 13 |
| 25 |
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