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Calculati : 9x6-[100-(6x7+10)]+5×5= ?

Răspuns :

9x6-[100-(6x7+10)]+5x5=
=9x6-[100-(42+10)]+5x5
=9x6-(100-52)+5x5
=9x6-48+5x5
=54-48+25
=6+25
=31
[tex]9*6-[100 - ( 6x7+10)]+5*5= \\ 54-[100-(42 +10)] + 25= \\ 54-(100 - 52) + 25= \\ 54 - 48 +25= \\ 6 + 25= \\ 31 \\[/tex]