发布人:繁体字网(www.fantiz5.com) 发布时间:2015-09-07 07:30:00
试题原文 |
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(1)578-405÷45×16, =578-9×16, =578-144, =434; (2)(46+165÷55)×83, =(46+3)×83, =49×83, =4067; (3)[96-(42+36)]×19, =[96-78]×19, =18×19, =342; (4)15×[(45-15)÷3], =15×[30÷3], =15×10, =150; (5)[(325+175)÷5]÷25, =[500÷5]÷25, =100÷25, =4; (6)33×20+560÷70, =660+8, =668. |
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