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递等式计算(能简便的要简便) 0.11×1.8+8.2×0.11   2.34×99+2.34    5.4÷2.7×0.8

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解决时间 2021-03-17 07:34
  • 提问者网友:書生途
  • 2021-03-16 20:06
递等式计算(能简便的要简便) 0.11×1.8+8.2×0.11   2.34×99+2.34    5.4÷2.7×0.8
最佳答案
  • 五星知识达人网友:掌灯师
  • 2021-03-16 20:46
①0.11×1.8+8.2×0.11,
=0.11×(1.8+8.2),
=0.11×10,
=1.1;

②2.34×99+2.34,
=2.34×(99+1),
=2.34×100,
=234;

③5.4÷2.7×0.8,
=2×0.8,
=1.6;

④132×101,
=132×(100+1),
=132×100+132,
=13332;

⑤6.25÷1.25÷0.8,
=6.25÷(1.25×0.8),
=6.25÷1,
=6.25;

⑥2.5×16,
=(2.5×4)×4,
=40.
全部回答
  • 1楼网友:傲气稳了全场
  • 2021-03-16 20:57
①0.11×1.8+8.2×0.11,
=0.11×(1.8+8.2),
=0.11×10,
=1.1;

②2.34×99+2.34,
=2.34×(99+1),
=2.34×100,
=234;

③5.4÷2.7×0.8,
=2×0.8,
=1.6;

④132×101,
=132×(100+1),
=132×100+132,
=13332;

⑤6.25÷1.25÷0.8,
=6.25÷(1.25×0.8),
=6.25÷1,
=6.25;

⑥2.5×16,
=(2.5×4)×4,
=40.
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