135/6-(-3/4)+5/6-(-7/12)简算是13又6/5-(-3/4)+5/6-(-7/12)

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135/6-(-3/4)+5/6-(-7/12)简算是13又6/5-(-3/4)+5/6-(-7/12)135/6-(-3/4)+5/6-(-7/12)简算是13又6/5-(-3/4)+5/6-(-7

135/6-(-3/4)+5/6-(-7/12)简算是13又6/5-(-3/4)+5/6-(-7/12)
135/6-(-3/4)+5/6-(-7/12)简算
是13又6/5-(-3/4)+5/6-(-7/12)

135/6-(-3/4)+5/6-(-7/12)简算是13又6/5-(-3/4)+5/6-(-7/12)

13又5/6-(-3/4)+5/6-(-7/12)
=13又5/6+3/4+5/6+7/12
=(13又5/6+5/6)+(7/12+3/4)
=(13又10/6)+(7/12+9/12)
=14又2/3+(16/12)
=14又2/3+1又1/3
=14+1+(2/3+1/3)
=15+1
=16