数学题：A+B=2300，小红计算时将A个位上的0漏掉了，结果算出的和是1220，求A、B分别多少。

数学题解答：“小红计算时将A个位上的0漏掉了”说明A变成原来的1/10，现在的数与原来的数相差9倍。

前后相差：2300-1220=1080

现在的Ａ：1080÷（１０－１）＝１２０

原来的Ａ：１２０×１０＝１２００

Ｂ是多少：２３００－１２００＝１１００

推荐阅读：
Million-Dollar Bloggers Share Their Secrets For Success　 3 Things Your Small Business Blog Needs To Be Successful　 Content Creation Startup, Presto Media Sees Incredible Success W　 These Nightmare Stories Will Remind You How Important It Is To B　 Your Blog as an ROI Generator　 How Blogging Has Become An Important Tool In Schools　 5 Of The World’s Greatest Marketing Blog Posts And What We Can L　 3 Ways to Create a Killer Blog　 How the Bitcoin Market is Recovering from the Bitfinex Hack　 Singaporean Blogger Amos Yee Pleads Guilty to More Charges; Goin