题目内容
脱式计算:
| (1)516÷12+67 | (2)[
| (3)(1÷
|
(1)516÷12+67
=43+67,
=110;
(2)[
+(
-
)]÷
=[
+
]×
,
=
×
,
=
;
(3)(1÷
+
÷1)×8
=(4+
)×8,
=4×8+
×8,
=32+2,
=34.
=43+67,
=110;
(2)[
| 2 |
| 3 |
| 7 |
| 10 |
| 1 |
| 6 |
| 4 |
| 5 |
=[
| 2 |
| 3 |
| 16 |
| 30 |
| 5 |
| 4 |
=
| 6 |
| 5 |
| 5 |
| 4 |
=
| 3 |
| 2 |
(3)(1÷
| 1 |
| 4 |
| 1 |
| 4 |
=(4+
| 1 |
| 4 |
=4×8+
| 1 |
| 4 |
=32+2,
=34.
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