subtract

简明释义

英[səbˈtrækt]美[səbˈtrækt]

vt. 减去，删减；减去，扣除

第 三 人 称 单 数 s u b t r a c t s

现 在 分 词 s u b t r a c t i n g

过 去 式 s u b t r a c t e d

过 去 分 词 s u b t r a c t e d

英英释义

单词用法

同义词

反义词

例句

1.Accounting (subtract 5 points).

会计(减5分)。

2.The pupil could add and subtract but hadn't learned to divide.

这名小学生能做加法和减法，但还没学会做除法。

3.MBA (subtract 5 points).

MBA(减5分)。

4.Once you create them, you can add, subtract, and update the values in the list.

创建列表之后，您可以添加、删除和更新列表中的值。

5.Subtract : Subtracts two Numbers and returns the result.

subtract：两个数相减并返回结果。

6.Management consulting (subtract 5 points).

管理咨询(减5分)。

7.Now, you can still add or subtract whatever you want in your life.

现在，你可以增加或减少你觉得有必要增减的东西。

8.In math class, we learned how to subtract 减去 fractions.

在数学课上，我们学习了如何减去分数。

9.To find the total cost, you need to subtract 减去 the discount from the original price.

要找到总成本，你需要从原价中减去折扣。

10.If you subtract 减去 five from ten, you get five.

如果你从十中减去五，你会得到五。

11.You must subtract 减去 the smaller number from the larger number.

你必须从较大的数字中减去较小的数字。

12.The teacher asked us to subtract 减去 the lower score from the higher score.

老师让我们减去较低的分数与较高的分数。

作文

Mathematics is often considered a fundamental subject in education, as it lays the groundwork for logical reasoning and problem-solving skills. One of the basic operations in mathematics is subtraction. To subtract means to take one number away from another, resulting in a difference. This operation is essential not only in math but also in everyday life, where we constantly need to calculate and compare quantities. For instance, when shopping, if you have $50 and you buy an item that costs $20, you will subtract the cost of the item from your total amount to find out how much money you have left. In this case, $50 - $20 equals $30. Subtraction can be visualized in many ways. One common method is using objects, such as blocks or counters. If you start with ten blocks and subtract three, you can physically remove three blocks and see that you have seven remaining. This tactile experience helps learners understand the concept of taking away and reinforces the idea that subtraction is about finding what remains after some quantity is removed.In a broader context, subtraction is not limited to numbers. It can also apply to concepts and ideas. For example, in life, we often face situations where we need to subtract negative influences or toxic relationships to improve our well-being. Just as in mathematics, where subtracting a smaller number from a larger one results in a positive outcome, removing negativity from our lives can lead to a more positive mindset.Moreover, subtraction plays a crucial role in various fields, including science, economics, and even art. In science, researchers often subtract control measurements from experimental results to determine the effect of a specific variable. In economics, businesses may subtract expenses from revenue to calculate profit. In art, an artist might subtract elements from a composition to create a more focused and powerful piece. Understanding how to subtract effectively is vital for success in these areas. Students are taught different strategies for subtraction, such as counting backward, using number lines, and borrowing in multi-digit subtraction. These techniques not only enhance mathematical skills but also encourage critical thinking and analytical abilities.In conclusion, the operation of subtraction is more than just a mathematical function; it is a concept that permeates various aspects of life. Whether we are calculating our finances, making decisions about our relationships, or analyzing data, the ability to subtract is invaluable. By mastering this skill, we can improve our problem-solving capabilities and make more informed choices in our daily lives. Therefore, it is essential to appreciate the significance of subtraction and practice it regularly to become proficient in both math and life.

数学常常被认为是教育中的基础学科，因为它为逻辑推理和解决问题的能力奠定了基础。其中一个基本运算是减法。subtract 的意思是从一个数字中减去另一个数字，从而得到差值。这个运算不仅在数学中是必要的，而且在日常生活中也是如此，我们不断需要计算和比较数量。例如，当购物时，如果你有50美元，而你买了一件价值20美元的商品，你将从你的总金额中subtract 商品的成本，以找出你剩下多少钱。在这种情况下，50 - 20等于30。减法可以通过多种方式进行可视化。一种常见的方法是使用物体，例如积木或计数器。如果你从十个积木开始，并subtract 三个，你可以实际移除三个积木，看到你剩下七个。这种触觉体验帮助学习者理解取走的概念，并强化了减法是寻找去掉一些数量后剩余的东西的想法。在更广泛的背景下，减法不仅限于数字。它也可以应用于概念和思想。例如，在生活中，我们常常面临需要subtract 负面影响或有毒关系以改善我们福祉的情况。就像在数学中，从较大的数字中subtract 较小的数字会产生积极结果一样，从我们的生活中去除消极因素可以导致更积极的心态。此外，减法在各个领域中都发挥着关键作用，包括科学、经济学甚至艺术。在科学中，研究人员通常会从实验结果中subtract 控制测量，以确定特定变量的影响。在经济学中，企业可能会从收入中subtract 支出以计算利润。在艺术中，艺术家可能会subtract 作品中的元素，以创建更集中的、更强有力的作品。有效理解如何subtract 对于在这些领域取得成功至关重要。学生们被教导不同的减法策略，例如向后计数、使用数轴和多位数减法中的借位。这些技巧不仅增强了数学技能，还鼓励批判性思维和分析能力。总之，减法运算不仅仅是一个数学功能；它是一个渗透到生活各个方面的概念。无论我们是在计算财务、做出关于人际关系的决定，还是分析数据，能够subtract 是无价的。通过掌握这项技能，我们可以提高解决问题的能力，并在日常生活中做出更明智的选择。因此，欣赏减法的重要性并定期练习是至关重要的，以便在数学和生活中变得熟练。