She's ready to learn simple addition and subtraction.

她准备学习简单的加法和减法。

《柯林斯英汉双解大词典》

There will be simple tests in addition, subtraction, multiplication, and division.

将会有加减乘除的简单测试。

《柯林斯英汉双解大词典》

Most of these are probably self-explanatory, like addition, subtraction, multiplication and division.

其中大多数可能都是不言自明的，比如加法、减法、乘法和除法。

youdao

Some of this work's been done at Yale in Karen Wynn's lab, where they look at babies' understanding of addition and subtraction.

这个研究的一些部分是在耶鲁的,凯伦·韦恩实验室进行的,他们在那里观察婴儿对加减法的理解

耶鲁公开课 - 心理学导论课程节选

Most of these are probably self explanatory, addition, subtraction, multiplication, division, and anyone?

其中很多都不需要加以说明的，像加号，减号，乘号，除号和？

哈佛公开课 - 计算机科学课程节选

As Dero says, " "soul grows more by subtraction than by addition", by getting rid of these limitations, limitations that are preventing us from fulfilling our potential.

就像俗话说的那样，“做减法比做加法让灵魂成长得更快，减法包括除去那些，阻碍我们发挥潜能的限制。

哈佛公开课 - 幸福课课程节选

All Filipinos assume that a certain amount of dagdag-bawas, meaning addition and subtraction, goes on during the count.

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Leadership is not about isolation, but aggregation, not addition or subtraction, but multiplication.

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Each sum, which was either addition, subtraction, multiplication or division, was limited to two numbers of one or two digits.

BBC: NEWS | UK | Scotland | Edinburgh, East and Fife | Pupil second in world maths test