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第一千四百一十八章 两个神童

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最新网址:m.ltxsdz.com

“陛下,此乃珠算口诀,只需倒背如流,辅以算盘便可计算加减。最新地址ltxsba.pw无论多么庞大的数字,皆可迅速算出结果,方便快捷。”

坐在宽敞明亮的办公室内,房玄龄给李二陛下介绍算盘和珠算口诀,并且叫来两个孩童为李二陛下当场演示。

“这两个娃娃乃是学堂中的学子,学得很快,陛下不妨出一道算数题目考考他们,检验一番算盘之神奇。”

李二陛下自然知道算盘。

这种由房俊分明的计算工具现在依然风靡大唐,可是心思皆在国事之上的李二陛下并未有过深入了解。在他想来,不过是一个计算工具而已,算数算得快一些还是慢一些,又有什么打紧?

只是这珠算口诀倒是有些意思,便随意的出了一道题写在纸上:“壹万叁仟玖佰捌拾伍加上贰万壹仟柒佰肆拾贰再减去捌仟伍佰叁拾壹……”放下笔,瞅了一眼明显有些紧张的两个娃娃,觉得娃子太小,这道题有些难了,便和蔼说道:“慢慢算,一炷香……”

话音未落,便见到两个娃娃一人一个算盘,噼里啪啦拨动算盘珠,然而异口同声道:“回陛下,等于贰万柒仟壹佰玖拾陆。”

李二陛下差点咬到自己的舌头,眼珠子都瞪圆了……

怎么能这么快?

这么复杂的数字,这么小的孩子,若是能够一炷香的功夫计算正确得出答案就算是厉害了,算术题并不难,难在庞大的数字需要耐心的计算不能出错,可这不过一眨眼的功夫是怎么回事?

这么点的孩子想来也没那个胆子敢糊弄朕吧……

李二陛下一脸惊奇,没有丢人的去亲自计算,回头问房玄龄道:“爱卿,正确与否?”

房玄龄自己也拿过一个算盘算了一下,笑道:“正确无误。”

李二陛下兴奋的一拍大腿,赞道:“好东西!若是有了算盘再加上这套珠算口诀,想必往后户部每年的审查计算都能够大大的节省时间,并且提高准确度,难得,难得……”

这的确是好东西。

可是他说着话便见到两个小娃娃忍不住撇嘴角……

李二陛下好奇问道:“怎么,你们两个认为朕说得不对?”

两个小娃娃一个消瘦弱小,一个粉雕玉琢,面对皇帝陛下心里有些害怕。同样灵动的眼眸对视一眼,最终还是粉雕玉琢的小娃娃奓着胆子,学着大人样鞠躬施礼,讷讷说道:“回陛下的话……事实上,老师平素教授吾等算学的时候,习题都是从太史局那边拿来的,按照黄道度推算日月五星的运行……”

李二陛下惊诧之余,不免老脸一红。

人家平常都是计算天文历法,自己却给出了一道蹩脚到家的加减题……

仰天打个哈哈掩饰自己的尴尬,李二陛下对房玄龄衷心敬佩道:“爱卿果然学究天人,能够研创出这么一套珠算口诀,更能教导出这般优秀的学生,当真钦佩不已。”

房玄龄笑道:“陛下谬赞,珠算口诀是吾家那不成器的二郎鼓捣出来的,其实自算盘弄出来的时候就有,只是一直未曾推广。至于这两个娃娃可不是老臣的弟子,教授他们算学的乃是太史丞李淳风。”

李二陛下愣了愣,苦笑道:“你家那棒槌还真是……有才啊!”

还能说什么呢?

对于房俊在发明创造这方面独步天下的能耐,即便是甚为天下至尊也得写一个大大的“服”字!

此时程朱理学尚未诞生,万般皆下品唯有读书高的社会形态亦未兴起,即便是儒家学子亦非是皓首穷经不问世事,务实的风气更加浓郁一些。因此,甚少有人张口闭口说什么“奇技淫巧”之类的胡话,对于一些能够改善国计民生的发明创造,大体还是给予正面的对待。

只是李二陛下心中有些难堪。

前几天还一心一意要将房俊这个小子贬斥出京呢,现在却又不得不夸赞两句……

“你二人都是房家的仆役出身?”

李二陛下避免尴尬,温言询问这两个娃娃,事实上他也的确是欣喜于这两个娃娃的聪慧。

两个娃娃连忙答道:“学生狄仁杰,并州人士,家祖尚书左丞狄孝绪。”

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