文档介绍：三年级下册脱式计算练习题
25+32×23 52+18×12 17+34×19
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378+54×27 498+56×26 807+51×46
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909+37×35 414+58×47 731+59×67
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308+47×87 167+81×90 299+33×77
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506+21×49 190+76×34 41+47×36
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245+53×69 752+53×87 817+56×89
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837+68×36 865+98×49 356+76×58
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561+57×92 43+59×38 458+86×36
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538+27×38 548+52×59 87+29×78
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299+39×48 544+56×21 531+51×88
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38+23×38 67+59×57 99+35×36
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516+55×65 90+53×38 49+82×49
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265+54×66 552+53×46 417+88×62
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237+26×48 665+39×45 256+15×64
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