题目内容
脱式计算
| ①190+360÷24×8 | ②(140+60)×(26-8) | ③78×7+828÷18 | ④(359-42)×53+64. |
①190+360÷24×8,
=190+15×8,
=190+120,
=310;
②(140+60)×(26-8),
=200×18,
=3600;
③78×7+828÷18,
=546+46,
=592;
④(359-42)×53+64,
=317×53+64,
=16801+64,
=16865.
=190+15×8,
=190+120,
=310;
②(140+60)×(26-8),
=200×18,
=3600;
③78×7+828÷18,
=546+46,
=592;
④(359-42)×53+64,
=317×53+64,
=16801+64,
=16865.
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