(1)2/3+5/12-1/6 (2)3/11*5+8/11*5 (3)35/(6/5/3/7)

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(1)2/3+5/12-1/6(2)3/11*5+8/11*5(3)35/(6/5/3/7)(1)2/3+5/12-1/6(2)3/11*5+8/11*5(3)35/(6/5/3/7)(1)2/3+5

(1)2/3+5/12-1/6 (2)3/11*5+8/11*5 (3)35/(6/5/3/7)
(1)2/3+5/12-1/6 (2)3/11*5+8/11*5 (3)35/(6/5/3/7)

(1)2/3+5/12-1/6 (2)3/11*5+8/11*5 (3)35/(6/5/3/7)
(1)原式=8/12+5/12-2/12=11/12
(2)原式=(3+8)/11*5=1/5
(3)原式=3*5/(6/5/3/7)=1/42

臭孩子在这儿偷懒,赶紧自己算去

(1)原式=8/12+5/12-2/12 (2)原式=15/11+40/11 (3)原式=35/(6/5*7/3)
=11/12 =55/11 =35/42/15
...

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(1)原式=8/12+5/12-2/12 (2)原式=15/11+40/11 (3)原式=35/(6/5*7/3)
=11/12 =55/11 =35/42/15
=5 =35*15/42
=525/42
五年级不需要写原式吧

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(1)2/3+5/12-1/6 (2)3/11*5+8/11*5 (3)35/(6/5/3/7)
=8/12+5/12-2/12 =(3/11+8/11)5 = 35/(6/5*7/3)
=11/12 ...

全部展开

(1)2/3+5/12-1/6 (2)3/11*5+8/11*5 (3)35/(6/5/3/7)
=8/12+5/12-2/12 =(3/11+8/11)5 = 35/(6/5*7/3)
=11/12 =5 =35*5/14
=25/2

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