题目内容
脱式计算
| 225-100÷4 | 23×(34+66) | 469÷7×28. |
(1)225-100÷4,
=225-25,
=200;
(2)23×(34+66),
=23×100,
=2300;
(3)469÷7×28,
=67×28,
=1876.
=225-25,
=200;
(2)23×(34+66),
=23×100,
=2300;
(3)469÷7×28,
=67×28,
=1876.
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