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[(101013 -2×48827+1×13)÷12-(3×1+103×98÷5047)]:23 pls e urgent

Răspuns :

[(101013 -2×48827+1×13):12-(3×1+103×98:5047)]:23=
=
[(101013 -97654+13):12-(3+10094:5047)]:23=
=[3372:12-(3+2)]:23=
=(281-5):23=
=276:23=12