问题
解答题
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答案
(1)538-(461+38),
=538-499,
=39;
(2)125×48,
=125×(8×6),
=(125×8)×6,
=1000×6,
=6000;
(3)1300÷25÷4,
=1300÷(25×4),
=1300÷100,
=13;
(4)237-125+163-175,
=(237+163)-(125+175),
=400-300,
=100;
(5)156×l0l-156,
=156×(l0l-1),
=156×100,
=15600;
(6)99×(300-1456÷26)×32,
=99×(300-56)×32,
=99×244×32,
=24156×32,
=772992.