问题
解答题
脱式计算.
|
答案
(1)50.4÷3.2×2.08,
=15.75×2.08,
=32.76;
(2)204÷(3.4×0.5),
=204÷1.7,
=120;
(3)(43.26+2.34)÷7.5,
=45.6÷75,
=6.08;
(4)(20-0.8×9)×5.7,
=(20-7.2)×5.7,
=12.8×5.7,
=72.96.
脱式计算.
|
(1)50.4÷3.2×2.08,
=15.75×2.08,
=32.76;
(2)204÷(3.4×0.5),
=204÷1.7,
=120;
(3)(43.26+2.34)÷7.5,
=45.6÷75,
=6.08;
(4)(20-0.8×9)×5.7,
=(20-7.2)×5.7,
=12.8×5.7,
=72.96.