问题
解答题
|
答案
(1)4620+(401-438÷73),
=4620+(401-6),
=4620+395,
=5015;
(2)102×55,
=(100+2)×55,
=100×55+2×55,
=5500+110,
=5610;
(3)1300÷25÷4,
=1300÷(25×4),
=1300÷100,
=13;
(4)37+125+63+175,
=(37+63)+(125+175),
=100+300,
=400;
(5)156×l0l-156,
=156×(101-1),
=156×100,
=15600;
(6)99×(300-1456÷26)×32,
=99×(300-56)×32,
=99×244×32,
=24156×32,
=772992.