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a fost răspuns

Calculeaza:7+(6×3)+(2+5)×9=;(8×8-5×9)+(7+7×8)=;7×8-(97-69)=;100-10×(93-89)+6×6=

Răspuns :

a) 7+(6x3)+(2+5)*9=
=7+18+7*9
=7+18+63
=25+63=
=88

b) (8*8-5*9)+(7+7*8)=
=(64-45)+(7+56)
=19+63
=82

c) 7*8-(97-69)=
=56-28
=28

d) 100-10x(93-89)+6*6=
=100-10x4+36
=100-40+36
=60+36
=96
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