These are the canonical, mathematical operations add, subtract, multiply, and divide.
它们是规范的数学操作：加、减、乘、除。
T: Now pick two number between one and ten, including decimal numbers and fractions, then add, subtract, multiply or divide them as you like.
现在从1到10之间挑选两个数，包括小数和分数，然后随意进行加、减、乘、除运算。
Their first device could add, subtract, multiply and divide.
他们的第一款装置可以进行加、减、乘、除运算。
The children are already learning to multiply and divide.
孩子们已经开始学习乘法和除法了。
To complete the evolution of the business example, let's add requirements for multiply and divide services.
要实现业务示例的演变，我们需要添加对乘法和除法服务的需求。
Many people use small computers called calculators to add, subtract, multiply, and divide numbers quickly.
很多人用叫做计算器的小计算机进行加，减，乘，除的快速运算。
Note that the algorithm performs a multiply first and a divide (shift) later.
注意这个算法首先执行一个乘法，然后又执行一个除法(移位)。
The little boy can add, subtract and multiply , but cannot divide.
那小男孩会做加法、减法和乘法，但不会做除法。
Friendships multiply joys and divide grief.
友谊为快乐做乘法，为悲伤做除法。
The little boy can add, subtract and multiply, but cannot divide.
那小男孩会做加法、减法和乘法，但不会做除法。
His son is learning to multiply and divide.
他儿子正在学习乘法和除法。
Logarithms were invented to simplify cumbersome calculations, since exponents can be added or subtracted to multiply or divide their bases.
发明对数是为了简化繁琐的计算，因为用幂指数的相加或相减可以等同于它们的基数的相乘或相除。
Friendship multiply joys and divide griefs.
友谊能增添快乐，分担忧愁。
You start with the square of an electron's charge, divide it by the speed of light and Planck's constant, then multiply the whole lot by two PI.
一开始将电子电荷平方，再除以光速和普朗克常数，然后将总数乘以2个圆周率。
Also, even for integers, some chips have hardware multiply but lack hardware divide.
但即使是整型，有的芯片拥有硬件乘法，却缺少除法。
For example, given two integers, you might multiply them together or divide one by another.
例如，给定两个整数，你可以将它们相乘，也可以用一个整数除以另一个。
Now we can multiply frequencies by integer values. But how can we multiply our frequency by fractional values or divide it?
现在我们可以倍增整数频率，但是我们如何以分数倍增频率，或者分频呢？
A register used as an extension of the accumulator during multiply and divide processes.
在乘法和除法运算中，用作累加器扩充的一种寄存器。
Friendships multiply joys and divide griefs.
友谊倍增欢乐，分担忧愁。
Friendship can multiply joys and divide griefs.
友谊能倍增欢乐分担悲痛。
Friendships multiply joys and divide griefs!
友谊倍增欢乐，分担悲伤！
Do you know the signs for add, subtract, multiply, and divide?
你知道加减乘除的符号吗？
Friendships multiply joys, and divide grieves.
友谊能够添乐，也能够分忧。
Friendship multiply joys, and divide griefs.
友谊能添乐，也能分忧。
Friendship multiply joys, and divide griefs.
友谊能添乐，也能分忧。
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