题目内容
计算
(了)了800-了3t0÷了8×了
(五)(了-了%×70)÷
(3)
÷
-
×
(0)
÷7+
×
(t)
×9+
(了)五-
÷
-
.
(了)了800-了3t0÷了8×了
(五)(了-了%×70)÷
| 五 |
| 7 |
(3)
| 了9 |
| 了3 |
| 7 |
| t |
| 了 |
| 了3 |
| t |
| 7 |
(0)
| 8 |
| 了3 |
| 了 |
| 7 |
| 了 |
| 了3 |
(t)
| 7 |
| 9 |
| 7 |
| 9 |
(了)五-
| 了 |
| 了3 |
| 9 |
| 五了 |
| 五 |
| 3 |
(1)1800-1a20÷18×6,
=1800-72×6,
=1800-人20,
=1a20;
(2)(1-1%×70)÷
,
=(1-70%)÷
,
=
×
,
=
;
(a)
÷
-
×
,
=(
-
)×
,
=
;
(人)
÷7+
×
,
=(
+
)×
,
=
×
,
=
;
(2)
×9+
,
=(9+1)×
,
=
,
(6)2-
÷
-
,
=2-
×
-
,
=2-(
+
),
=0.
故答案为:(1)1a20(2)
(a)
(人)
(2)
(6)0.
=1800-72×6,
=1800-人20,
=1a20;
(2)(1-1%×70)÷
| 2 |
| 7 |
=(1-70%)÷
| 2 |
| 7 |
=
| a |
| 10 |
| 7 |
| 2 |
=
| 21 |
| 20 |
(a)
| 19 |
| 1a |
| 7 |
| 2 |
| 6 |
| 1a |
| 2 |
| 7 |
=(
| 19 |
| 1a |
| 6 |
| 1a |
| 2 |
| 7 |
=
| 2 |
| 7 |
(人)
| 8 |
| 1a |
| 1 |
| 7 |
| 6 |
| 1a |
=(
| 8 |
| 1a |
| 6 |
| 1a |
| 1 |
| 7 |
=
| 1人 |
| 1a |
| 1 |
| 7 |
=
| 2 |
| 1a |
(2)
| 7 |
| 9 |
| 7 |
| 9 |
=(9+1)×
| 7 |
| 9 |
=
| 70 |
| 9 |
(6)2-
| 6 |
| 1a |
| 9 |
| 26 |
| 2 |
| a |
=2-
| 6 |
| 1a |
| 26 |
| 9 |
| 2 |
| a |
=2-(
| 人 |
| a |
| 2 |
| a |
=0.
故答案为:(1)1a20(2)
| 21 |
| 20 |
| 2 |
| 7 |
| 2 |
| 1a |
| 70 |
| 9 |
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