三年级数学脱式计算题 800道.doc

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132+12×37 250+23×38 440+13×36 = = 3×87 817+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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761+63×25 643+31×63 645+42×83
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338+19×62 648+33×59 587+19×83
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999+26×63 644+42×39 431+24×66
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38+72×26 567+35×61 699+53×16
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