1÷(1-0.9
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解决时间 2021-01-30 13:18
- 提问者网友:流星是天使的眼泪
- 2021-01-29 12:55
1÷(1-0.9
最佳答案
- 五星知识达人网友:狂恋
- 2021-01-29 14:01
(1)1÷(1-0.99),
=1÷0.01,
=100;
(2)0.2×[(1-0.6)÷2.5],
=0.2×[0.4÷2.5],
=0.2×0.16,
=0.032;
(3)0.25×1.25×32
=0.25×1.25×8×4,
=(0.25×4)×(1.25×8),
=1×10,
=10;
(4)13.5-1.96-1.04,
=13.5-(1.96+1.04),
=13.5-3,
=10.5;
(5)9.8×0.35+0.35×0.2,
=0.35×(9.8+0.2),
=0.35×10,
=3.5;
=1÷0.01,
=100;
(2)0.2×[(1-0.6)÷2.5],
=0.2×[0.4÷2.5],
=0.2×0.16,
=0.032;
(3)0.25×1.25×32
=0.25×1.25×8×4,
=(0.25×4)×(1.25×8),
=1×10,
=10;
(4)13.5-1.96-1.04,
=13.5-(1.96+1.04),
=13.5-3,
=10.5;
(5)9.8×0.35+0.35×0.2,
=0.35×(9.8+0.2),
=0.35×10,
=3.5;
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