Question

-2 supra 5 [1 supra 6+1 supra 3:(1,25)]

Answer 1

-2/5×[1/6+1/3:(1,25)]=
-2/5×[1/6+1/3:125/100]=
-2/5×(1/6+1/3:5/4)=
-2/5×(1/6+3/1×4/5)=
-2/5×(1/6+12/5)=
-2/5×(5/30+72/30)=
-2/5×77/30=
-154/150


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