53x54十54x16+69x25+21x69 简便计算
答案:7 悬赏:10 手机版
解决时间 2021-04-06 21:36
- 提问者网友:川水往事
- 2021-04-06 14:13
53x54十54x16+69x25+21x69 简便计算
最佳答案
- 五星知识达人网友:一叶十三刺
- 2021-04-06 15:29
53x54十54x16+69x25+21x69
=54×(53+16)+69×(25+21)
=54×69+69×46
=69×(54+46)
=69×100
=6900
=54×(53+16)+69×(25+21)
=54×69+69×46
=69×(54+46)
=69×100
=6900
全部回答
- 1楼网友:忘川信使
- 2021-04-06 22:23
- 2楼网友:拾荒鲤
- 2021-04-06 20:55
- 3楼网友:一袍清酒付
- 2021-04-06 20:30
你好。如下:
53x54十54x16+69x25+21x69=54x(53+16)+69×(25+21)
=54x69+69×46=69×(54+46)=69×100=6900.
满意请采纳,谢谢
53x54十54x16+69x25+21x69=54x(53+16)+69×(25+21)
=54x69+69×46=69×(54+46)=69×100=6900.
满意请采纳,谢谢
- 4楼网友:舍身薄凉客
- 2021-04-06 19:05
=54*(53+16)+69*(25+21)
=54*69+69*46
=69*(54+46)
=69*100
6900
=54*69+69*46
=69*(54+46)
=69*100
6900
- 5楼网友:天凉才是好个秋
- 2021-04-06 17:31
53x54十54x16+69x25+21x69
=54x(53+16)+69x(25+21)
=54x69+69x46
=69x(54+46)
=69x100
=6900
- 6楼网友:污到你湿
- 2021-04-06 16:43
=54x(53十16)十69x(25十21)=69x(54十45)=6900
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