题目内容
脱式计算.
| 306÷6×25 | 57×(200-175) | 2034-125×8. |
(1)306÷6×25,
=51×25,
=1275;
(2)57×(200-175),
=57×25,
=1425;
(3)2034-125×8,
=2034-1000,
=1034.
=51×25,
=1275;
(2)57×(200-175),
=57×25,
=1425;
(3)2034-125×8,
=2034-1000,
=1034.
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