解题思路:(1)把8看作4×2,运用乘法交换律与结合律简算;
(2)(6)运用乘法分配律简算;
(3)运用减法的性质简算;
(4)运用加法交换律以及减法的性质简算;
(5)把101看作100+1,运用乘法分配律简算.
(1)17×25×8,
=17×25×4×2,
=17×2×(25×4),
=34×100,
=3400;
(2)73×18+82×73,
=73×(18+82),
=73×100,
=7300;
(3)6756-193-207,
=6756-(193+207),
=6756-400,
=6356;
(4)183-25-75+117,
=183+117-(25+75),
=300-100,
=200;
(5)64×101,
=64×(100+1),
=6400+64,
=6464;
(6)326×124-326×24,
=326×(124-24),
=326×100,
=32600.
点评:
本题考点: 运算定律与简便运算;整数四则混合运算.
考点点评: 完成本题要注意分析式中数据,运用合适的简便方法计算.