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[(425-275)\3+(107×4-25×4-9×3)]=



Răspuns :

[(425-275):3+(107×4-25×4-9×3)]= 351
=[ 150 : 3 + ( 428 - 100 - 27)]=
= [ 50 + ( 328 -27)]=
= ( 50 + 301)=
= 351 
= [150:3+(428-100-27)]
= [150:3+(328-27)]
= [150:3+301]
= 50+301
= 351