计算下面各题(能简算的要简算). 17×25×8 73×18+82×73 6756-193-207 183-25-75+117
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解决时间 2021-11-20 16:14
- 提问者网友:缘字诀
- 2021-11-20 09:09
计算下面各题(能简算的要简算). 17×25×8 73×18+82×73 6756-193-207 183-25-75+117
最佳答案
- 五星知识达人网友:一秋
- 2021-11-20 10:15
(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.
=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.
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