题目内容
(1)4050-6300÷42
(2)5.04×6.5-2.76
(3)175×
+
×175.
(2)5.04×6.5-2.76
(3)175×
| 3 |
| 10 |
| 7 |
| 10 |
(1)4050-6300÷42,
=4050-150,
=3900;
(2)5.04×6.5-2.76,
=32.76-2.76,
=30;
(3)175×
+
×175,
=175×(
+
),
=175×1,
=175.
=4050-150,
=3900;
(2)5.04×6.5-2.76,
=32.76-2.76,
=30;
(3)175×
| 3 |
| 10 |
| 7 |
| 10 |
=175×(
| 3 |
| 10 |
| 7 |
| 10 |
=175×1,
=175.
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