Multiplications and divisions are really just many additions and subtractions.

法和除法实际许多加法和减法的累积。

I've never done this, so...four times table in base twelve. OK.

我从来没这么做过，所以… … 在十二进制里的四倍法表。好的。

Mathematically, this is basically a lot of multiplication.

从数学讲，这基本大量的法运算。

Dividing and multiplying, that's kinda hard for me.

除法和法，这对我来说有点难。

In math, students need to do simple multiplication and geometry.

在数学方面，学生需要做简单的法和几何运算。

Mary did not. She only knew her tables as far as six times twelve.

玛丽不知道，她的法表学到了612。

They're still trying to learn how to do their multiplication tables, you know.

他们还在努力学习如何做法表。

You still could do your multiplication tables.

你仍旧能够做法的。

For example, you're not doing your multiplication tables.

比如说 你就没在做法。

And look at this one with the multiplication, little more complicated, right?

再看这个法稍稍复杂了点，吗？

Where do you stand on addition, subtraction, multiplication and division?

你的加法与减法法与除法什么情况？

Do you know if he'll be doing the full color octet calculations?

你知道他会不会教用矩阵法做八色胶子运算吗？

It has a capability of solving over 24,000 multiplications per second!

它能同时处理超过 24000 笔的法运算而且，仅需一秒。

Some times tables work more nicely in base twelve, some work more nicely in base ten.

有些法表在使用十二进制时运用得更好，有些使用十进制时运用得更好。

Notable among these devices was the Step Reckoner, built by German polymath Gottfried Leibniz in 1694.

在这些机器中，莱布尼茨法器格外着名 它由德国博学家戈特弗里德·莱布尼茨于1694年建造。

Or the slide rule, for assisting with multiplication and division.

或者计算尺，用于辅助法和除法。

With some clever mechanical tricks, the Step Reckoner was also able to multiply and divide numbers.

利用一些机智的机械技巧 莱布尼茨法器也能够数和除数。

Now, if we know our 12 times tables we know that this is equal to 108.

如果我们知道 12 的法表，那么我们就知道这个数等于 108。

This multiplication table will help you.

这个法表会对你有帮助。

A couple of brief multiplications, a simple division, and, bingo, you know your gravitational position wherever you go.

无论你走到哪里，要做两个快速的法，一个简单的除法，嘿，你就知道你的引力状况。