问题
解答题
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答案
(125+13×24)×5
=(125+312)×5,
=437×5,
=2185;
(98-121÷11)÷29
=(98-11)÷29,
=87÷27,
=3;
21×(230-192÷4)
=21×(230-68),
=21×162,
=3402;
(470+35×3)÷23
=(470+105)÷23,
=575÷23,
=25;
2600÷(1280-15×72)
=2600÷(1280-1080),
=2600÷200,
=13;
3774÷37×(65+35)
=102×100,
=10200.