题目内容
列式计算.
(1)12个
比16的
少多少?
(2)
与
的和,乘以它们的差,积是多少?
(1)12个
| 3 |
| 4 |
| 5 |
| 8 |
(2)
| 5 |
| 6 |
| 2 |
| 3 |
(1)16×
-
×12,
=10-9,
=1;
答:12个
比16的
少1.
(2)(
+
)×(
-
),
=
×
,
=
.
答:积是
.
| 5 |
| 8 |
| 3 |
| 4 |
=10-9,
=1;
答:12个
| 3 |
| 4 |
| 5 |
| 8 |
(2)(
| 5 |
| 6 |
| 2 |
| 3 |
| 5 |
| 6 |
| 2 |
| 3 |
=
| 9 |
| 6 |
| 1 |
| 6 |
=
| 1 |
| 4 |
答:积是
| 1 |
| 4 |
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