0.55×1.2×2的简便计算

2025-03-20 01:46:14
推荐回答(2个)
回答1:

(0.5+0.05)×2×1.2
=(1+0.1)×1.2
=1.2+0.12
=1.32

回答2:

3.3÷0.55×0.8÷1.2
=3.3÷(1.1×0.5)×0.8÷1.2
=3.3÷1.1÷0.5×0.8÷1.2
=3÷0.5×0.8÷1.2
=3×0.8÷1.2÷0.5
=2.4÷1.2÷0.5
=2÷0.5
=4
希望能解决您的问题。