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第二百五十五章 算题

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最新网址:m.ltxsdz.com

“我,我害怕爹娘担心。”张蒹葭心中挣扎着。

“不必担心,若我料的不错,张伯父过不了几日,就会再次来到定海。”任思齐笑道,“到时我送你们一条船,你跟着他一起回去便是。”

“你说爹爹还会来?”

“当然,宁波府想要我退兵,肯定会再次派人前来,而你爹就是最佳人选!”

张蒹葭和雀儿便安心住了下来,任思齐放下公务,全力陪伴在她们身边。

早晨,任思齐会带她们等招宝山看日出,脚下甬江江水如银链,远望大海无边、波涛汹涌,一轮红日自东方而出,出万道霞光。

傍晚,任思齐领着她们在关城上看潮,汹涌的波浪出巨大的轰鸣,叠浪如一条无边的直线自大海深处而来,砰击在海岸上,巨大的浪花扑上了关城,直逼城上,张蒹葭和雀儿吓得大声尖叫。

闲暇时,张蒹葭会看带来的九章算术,演算着其中的算题。

任思齐从屋外进来,看着摆弄算筹的张蒹葭,摇了曳。

“你这种算法太慢*不要我教你更简便的算法?”

“你也懂算术?”张蒹葭的头从桌上抬起,不信的看着任思齐。

“除了生孩子我不会,天下间我不懂的事少之又少!”

张蒹葭两眼弯成了月牙,琼鼻微皱,从口中吐出两个字:“吹牛!”

“我到底是不是吹牛,一看便知!”任思齐取过桌上的毛笔,蘸着墨,在白纸上写下几个弯弯曲曲的字符。

“这是什么呀?”张蒹葭皱眉道。

任思齐写的自然是十个阿拉伯数字,从o到9。

任思齐把十个数字一一交给张蒹葭,然后又写下了加减乘除四个符号。

然后用阿拉伯数字和符合写下了一个算式。

“你看就这么一个三位数的加法,要是摆弄算符的话得算半天,可是要是用这种算术的话,很快就会算好。”

“也不是多快啊,这个加法我口算很快就会算出。”张蒹葭不以为然道,可是这种算符还是让她兴味盎然。

“呵,不服是吧,咱们比一比怎么样?”任思齐出了挑战。

“比就比,谁怕谁?”张蒹葭当然不服,她酷爱算术,周髀算经、九章算术、五经算术都看过,虽然不敢自认算术大家,可任思齐还不放在她眼中。

“比什么?”张蒹葭问道。

“你出题吧,我要让你输的心服口服。”任思齐道。

“切!”张蒹葭想了一下,决定出一个较难的题,好给这个狂妄的家伙一个教训。

“一百馒头一百僧,

大僧三个更无争,

小僧三人分一个,

大型尚各几丁?”

看着纸上娟秀的字迹,任思齐不觉哑然而笑。

“怎么,现在认输还来得及,我不会笑话你的。”张蒹葭调皮的笑道。这是她在一本算书上看到的一道题,苦思了良久才解了出来,这道题很有意思,她一直记在心中。她不信任思齐能算出来。

不就是个一元一次方程吗?任思齐撇了撇嘴。提笔写下了一个方程:3x+13=1oo过简单的算式计算,得出x=25。

“大和尚二十五人,型尚七十五人,没错吧?”任思齐笑问道。

张蒹葭一下子长大了嘴巴,不可思议的看着任思齐。这道算题她可是花了将近一天的时间才演算出来,任思齐怎么可能算的这么快?

“这个x是什么?你到底是怎么算的?”张蒹葭激动的拉起了任思齐的胳膊椅着。

“是这样的。”任思齐连忙给她解释算式的含义,以及未知数的用法,张蒹葭凑到任思齐跟前,聚精会神的听着。

看着二人亲密的样子,一边的雀儿笑的合不拢嘴。

[记住网址龙腾小说ltxsba.com]

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