(33×56×49)÷(11×8×7)运用巧算要求运用巧算(33×56×49)÷(11×8×7)
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![(33×56×49)÷(11×8×7)运用巧算要求运用巧算(33×56×49)÷(11×8×7)](/uploads/image/z/749219-59-9.jpg?t=%2833%C3%9756%C3%9749%29%C3%B7%2811%C3%978%C3%977%29%E8%BF%90%E7%94%A8%E5%B7%A7%E7%AE%97%E8%A6%81%E6%B1%82%E8%BF%90%E7%94%A8%E5%B7%A7%E7%AE%97%2833%C3%9756%C3%9749%29%C3%B7%2811%C3%978%C3%977%29)
(33×56×49)÷(11×8×7)运用巧算要求运用巧算(33×56×49)÷(11×8×7)
(33×56×49)÷(11×8×7)运用巧算
要求运用巧算(33×56×49)÷(11×8×7)
(33×56×49)÷(11×8×7)运用巧算要求运用巧算(33×56×49)÷(11×8×7)
=11*3*7*8*7*7/11/8/7=3*7*7=21*7=147