能简便算的就简便算 3/4+8.36+1/4+16/28【能简便算么_数学解答

能简便算的就简便算 3/4+8.36+1/4+16/28【能简便算么

人气：210 ℃　时间：2020-02-03 10:49:30

解答

3/4+8.36+1/4+16/28
=3/4+1/4+8.36+4/7
=1+8.36+4/7
=9.36+4/7
=9+9/25+4/7
=9+63/175+100/175
=9又163/175