Question

Calculati :75•{20+10•[3•(44÷11-7•0)+2]÷7-(145÷5+10÷1)}-12•6=​

Answer 1

75•{20+10•[3•(44÷11-7•0)+2]÷7-(145÷5+10÷1)}-12•6=​

=75•{20+10•[3•(4-0)+2]÷7-(29+10)}-12•6=

=75•{20+10•[3•4+2]÷7-39}-12•6=

=75•{20+10•[12+2]÷7-39}-12•6=

=75•{20+10•14÷7-39}-12•6=​

=75•{20+140÷7-39}-12•6=

=75•{20+20-39}-12•6=​

=75•{40-39}-12•6=​

=75•1-12•6=

=75-12•6=​

=75-72=

=3