20/37X9/29+9/37X17/29=?简算

来源：学生作业帮助网编辑：六六作业网时间：2024/05/08 22:51:37

20/37X9/29+9/37X17/29=?简算20/37X9/29+9/37X17/29=?简算20/37X9/29+9/37X17/29=?简算20/37X9/29+9/37X17/29=20/

20/37X9/29+9/37X17/29=?简算
20/37X9/29+9/37X17/29=?简算

20/37X9/29+9/37X17/29=?简算
20/37X9/29+9/37X17/29
=20/37X9/29+17/37X9/29
=(20/37+17/37)X9/29
=1X9/29
=9/29