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What is Subtraction? Video Lecture | Mathematics for Class 3: NCERT

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1. What is subtraction?
Ans. Subtraction is a mathematical operation that involves taking away one number from another to find the difference between them. It is denoted by the minus (-) sign.
2. How does subtraction work?
Ans. Subtraction works by subtracting the value of one number from another. The number being subtracted is called the subtrahend, while the number it is being subtracted from is called the minuend. The result of the subtraction is called the difference.
3. Can I subtract larger numbers from smaller numbers?
Ans. Yes, you can subtract larger numbers from smaller numbers. In this case, the result will be a negative number. For example, subtracting 5 from 2 would result in -3.
4. Is it possible to subtract fractions?
Ans. Yes, subtraction can be performed with fractions. To subtract fractions, you need to have a common denominator. Once you have a common denominator, subtract the numerators and keep the denominator the same.
5. Can subtraction be used in real-life situations?
Ans. Yes, subtraction is commonly used in real-life situations. For example, it can be used to calculate change when making a purchase, determine the difference in temperature between two days, or find out how much time is left before an event starts.
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