1.25加1.60加3.70加6.60加2.40简便计算
答案:3 悬赏:50 手机版
解决时间 2021-02-05 10:14
- 提问者网友：富士山上尢
- 2021-02-04 13:33
1.25加1.60加3.70加6.60加2.40简便计算
最佳答案
- 五星知识达人网友：酒安江南
- 2021-02-04 14:20
1.25+1.60+3.70+6.60+2.40
=1.30-0.05+(1.60+2.40)+3.70+6.60
=(1.30+3.70)+3+(6.60-0.05)
=5+3+5.55
=8+5.55
=13.55
希望可以帮你：）
=1.30-0.05+(1.60+2.40)+3.70+6.60
=(1.30+3.70)+3+(6.60-0.05)
=5+3+5.55
=8+5.55
=13.55
希望可以帮你：）
全部回答
- 1楼网友：归鹤鸣
- 2021-02-04 15:07
1.25+1.60+3.70+6.60+2.40
=1.25+(1.60+2.40)+(3.70+6.60)
=1.25+3+10.30
=(1.25+10.30)+3
=11.55+3
=14.55
=1.25+(1.60+2.40)+(3.70+6.60)
=1.25+3+10.30
=(1.25+10.30)+3
=11.55+3
=14.55
- 2楼网友：独行浪子会拥风
- 2021-02-04 14:42
1.25加1.60加3.70加6.60加2.40
=1.25+1.60+3.70+6.60+2.40
=1.25+5.3+9
=10.25+5.3
=15.55
=1.25+1.60+3.70+6.60+2.40
=1.25+5.3+9
=10.25+5.3
=15.55
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