试题:
脱式计算
6.4×2.4+3.6
3.053-0.1×5.3
213.6÷0.8÷0.03135.96-9.1×5.6
15.6÷1.3×0.3732.84×2.6+3.46.

答案:

我来补答
(1)6.4×2.4+3.6
=15.36+3.6
=18.96;

(2)3.053-0.1×5.3
=3.053-0.53
=2.523;

(3)213.6÷0.8÷0.03
=267÷0.03
=8900;

(4)135.96-9.1×5.6
=135.96-50.96
=85;

(5)15.6÷1.3×0.37
=12×0.37
=4.44;

(6)32.84×2.6+3.46
=85.384+3.46
=88.844.
 
 
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