题目内容
用递等式计算
| 306÷6×34 | (408+27)÷5 |
|
(1)306÷6×34,
=51×34,
=1734;
(2)(408+27)÷5,
=435÷5,
=87;
(3)
+
-
,
=1-
,
=
.
=51×34,
=1734;
(2)(408+27)÷5,
=435÷5,
=87;
(3)
| 4 |
| 12 |
| 8 |
| 12 |
| 5 |
| 9 |
=1-
| 5 |
| 9 |
=
| 4 |
| 9 |
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