简便运算【2001×(4.3×87+4.4)】/(4.4×87-4.3)
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![简便运算【2001×(4.3×87+4.4)】/(4.4×87-4.3)](/uploads/image/z/134153-17-3.jpg?t=%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97%E3%80%902001%C3%97%284.3%C3%9787%2B4.4%29%E3%80%91%2F%284.4%C3%9787-4.3%29)
简便运算【2001×(4.3×87+4.4)】/(4.4×87-4.3)
简便运算
【2001×(4.3×87+4.4)】/(4.4×87-4.3)
简便运算【2001×(4.3×87+4.4)】/(4.4×87-4.3)
【2001×(4.3×87+4.4)】/(4.4×87-4.3)
=【2001×(4.3×87+4.4)】/((4.3+0.1)×87-4.3)
==【2001×(4.3×87+4.4)】/((4.3×87+8.7-4.3)
==【2001×(4.3×87+4.4)】/(4.3×87+4.4)
=2001
=2001*1
=2001