问题
解答题
脱式计算
①(35550÷79-412)×87
②9000-(589+31008÷152)
答案
①(35550÷79-412)×87
=(450-412)×87
=38×87
=3306;
②9000-(589+31008÷152)
=9000-(589+204)
=9000-793
=8207.
脱式计算
①(35550÷79-412)×87
②9000-(589+31008÷152)
①(35550÷79-412)×87
=(450-412)×87
=38×87
=3306;
②9000-(589+31008÷152)
=9000-(589+204)
=9000-793
=8207.