括号5/17×1/6+4/17x5/9+7/18÷3又2/5反括号乘以17/5等于多少?
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(5/17×1/6+4/17×5/9+7/18÷3又2/5)×17/5
=(5/17×1/6+5/17×4/9+7/18×5/17)×17/5
=5/17×1/6×17/5+5/17×4/9×17/5+7/18×5/17×17/5
=1/6+4/9+7/18
=3/18+8/18+7/18
=1
=(5/17×1/6+5/17×4/9+7/18×5/17)×17/5
=5/17×1/6×17/5+5/17×4/9×17/5+7/18×5/17×17/5
=1/6+4/9+7/18
=3/18+8/18+7/18
=1
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(5/17×1/6+4/17x5/9+7/18÷3又2/5)x17/5
=(5/17×1/6+4/17x5/9+7/18÷17/5)x17/5
=5/17x1/6x17/5+4/17x5/9x17/5+7/18x5/17x17/5
=1/6+4/9+7/18
=3/18+8/18+7/18
=18/18
=1
=(5/17×1/6+4/17x5/9+7/18÷17/5)x17/5
=5/17x1/6x17/5+4/17x5/9x17/5+7/18x5/17x17/5
=1/6+4/9+7/18
=3/18+8/18+7/18
=18/18
=1
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