问题
解答题
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答案
(1)124-176÷8,
=124-22,
=102;
(2)12×9-124÷4,
=108-31,
=77;
(3)72+12×4-105,
=72+48-105,
=120-105,
=15;
(4)156+240×3,
=156+720,
=876;
(5)23×5+240÷6,
=115+40,
=155;
(6)120-75+125÷5,
=120-75+25,
=45+25,
=70.