如题所述
17x97å51
=17x97+17x3
=17xï¼97+3ï¼
=17x100
=1700
æåï¼è¯·ãé纳çæ¡ãï¼æ¨çé纳æ¯æçé¢çå¨åï¼è°¢è°¢ã
=17x97+17x3
=17xï¼97+3ï¼
=17x100
=1700
æåï¼è¯·ãé纳çæ¡ãï¼æ¨çé纳æ¯æçé¢çå¨åï¼è°¢è°¢ã
温馨提示:答案为网友推荐,仅供参考
第1个回答 2015-10-08
17x97十51
=17x97+17x3
=17x(97+3)
=17x100
=1700
=17x97+17x3
=17x(97+3)
=17x100
=1700