脱式计算
计算综合运算时,先 再 ,有括号的先算 ,没有括号时 ,等号写在算式的 。
(234-155)×6 268×6-98 236-100×2 (52+56)×6
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4×156+891 8×(365-246) 781-81×5 152×4-351
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56×0+256 78×(4+4) 265-(156+52) (63-63)×6
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81÷9+752 561-45+452 156+56÷8 72÷8×9
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636+0-636 752-52+63 563×3-169 372-196+542
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(25+63)-72 854+36-678 64÷(96-88) 563×1-346
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63÷7×9 (98-7)÷9 563×1+26 251×6×0
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46+96×1 56÷7×0 (598-436)×5 625+26-681
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586×5-596 845-762+152 (632-512)+63 56+(842-632)
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