计算：10-10又1/2/[5.2*14又3/5-(9又1/5*5.2+5.4*3又7/10-4.6*1又1/2)]_数学解答

计算：10-10又1/2/[5.2*14又3/5-(9又1/5*5.2+5.4*3又7/10-4.6*1又1/2)]

人气：487 ℃　时间：2020-02-05 13:08:57

解答

10-10.5/【5.2*14.6-(9.2*5.2+5.4*3.7-4.6*1.5)]
=10-10.5/【5.2*14.6-（47.84+19.98-6.9]
=10-10.5/【5.2*14.6-60.92]
=10-10.5/15
=10-0.7
=9.3