题目内容
| 脱式计算(怎么简便怎么算) (6105-435)÷14 | 46.71-6.81-3.19 | 100-45÷0.9+0.75 | ||||||||||||||||||||
63×(
|
|
|
(1)(6105-435)÷14,
=5670÷14,
=405;
(2)46.71-6.81-3.19,
=46.71-(6.81+3.19),
=46.71-10,
=36.71;
(3)100-45÷0.9+0.75,
=100-50+0.75,
=50+0.75,
=50.75;
(4)63×(
+
),
=63×
+63×
,
=28+45,
=73;
(5)
×
+
÷
,
=
×
+
×
,
=
+
,
=
+
,
=
;
(6)
×[
-(
-
)],
=
×[
+
-
],
=
×[1-
],
=
×
,
=
.
=5670÷14,
=405;
(2)46.71-6.81-3.19,
=46.71-(6.81+3.19),
=46.71-10,
=36.71;
(3)100-45÷0.9+0.75,
=100-50+0.75,
=50+0.75,
=50.75;
(4)63×(
| 4 |
| 9 |
| 5 |
| 7 |
=63×
| 4 |
| 9 |
| 5 |
| 7 |
=28+45,
=73;
(5)
| 3 |
| 5 |
| 5 |
| 6 |
| 1 |
| 6 |
| 3 |
| 5 |
=
| 3 |
| 5 |
| 5 |
| 6 |
| 1 |
| 6 |
| 5 |
| 3 |
=
| 1 |
| 2 |
| 5 |
| 18 |
=
| 9 |
| 18 |
| 5 |
| 18 |
=
| 7 |
| 9 |
(6)
| 3 |
| 5 |
| 3 |
| 4 |
| 7 |
| 12 |
| 1 |
| 4 |
=
| 3 |
| 5 |
| 3 |
| 4 |
| 1 |
| 4 |
| 7 |
| 12 |
=
| 3 |
| 5 |
| 7 |
| 12 |
=
| 3 |
| 5 |
| 5 |
| 12 |
=
| 1 |
| 4 |
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