题目内容
列式计算
(1)
减去
与
的和,差是多少?
(2)
减去
,再减去
,结果是多少?
(1)
| 11 |
| 12 |
| 1 |
| 3 |
| 1 |
| 4 |
(2)
| 2 |
| 3 |
| 1 |
| 2 |
| 1 |
| 6 |
根据题意可得:
(1)
-(
+
),
=
-
,
=
;
答:差是
.
(2)
-
-
,
=
-
-
,
=0;
答:结果是0.
(1)
| 11 |
| 12 |
| 1 |
| 3 |
| 1 |
| 4 |
=
| 11 |
| 12 |
| 7 |
| 12 |
=
| 1 |
| 3 |
答:差是
| 1 |
| 3 |
(2)
| 2 |
| 3 |
| 1 |
| 2 |
| 1 |
| 6 |
=
| 4 |
| 6 |
| 3 |
| 6 |
| 1 |
| 6 |
=0;
答:结果是0.
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