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Cami0202
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Calculati: i)6+11/5:(2 2/3-1 1/5)+1:[(5/3+1/7-2/21)*1/6]=...

Răspuns :

Renatemambouko
 i) 6+11/5:(2 2/3-1 1/5)+1:[(5/3+1/7-2/21)*1/6]=
= 6+11/5:(8/3-6/5)+1:[(35+3-2)/21*1/6]=
= 6+11/5:(40-18)/15+1:(36/21*1/6)=
= 6+11/5 :22/15+1: 6/7=
= 6+11/2 × 15/22 +7/6=
=6+3/2+7/6=
=6+(9+7)/6=
=(36+16)/6=
=52/6=
=26/3=
=8,(6)

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