题目内容
脱式计算.
| 16×5×9 | 314×(603-596) | (67+73)×6 | 152×4-379. |
(1)16×5×9,
=80×9,
=720;
(2)314×(603-596),
=314×7,
=2198;
(3)(67+73)×6,
=140×6,
=840;
(4)152×4-379,
=608-379,
=229.
=80×9,
=720;
(2)314×(603-596),
=314×7,
=2198;
(3)(67+73)×6,
=140×6,
=840;
(4)152×4-379,
=608-379,
=229.
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