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Decimals Video Lecture | Mathematics for Class 5
FAQs on Decimals Video Lecture - Mathematics for Class 5
| 1. What are decimals and how are they used in everyday life? |  |
Ans.Decimals are numbers that represent a fraction of ten. They are used in everyday life for various purposes, such as measuring lengths, weights, and money. For example, when you see prices in stores, they are often written in decimals (like $2.50 or $3.99).
| 2. How do you convert a fraction into a decimal? | |
Ans.To convert a fraction into a decimal, you divide the numerator (the top number) by the denominator (the bottom number). For example, to convert 1/4 into a decimal, you would divide 1 by 4, which equals 0.25.
| 3. What is the place value of decimals? | |
Ans.The place value of decimals refers to the value of each digit in a decimal number. For example, in the decimal number 3.76, the digit 3 is in the 'ones' place, 7 is in the 'tenths' place, and 6 is in the 'hundredths' place. Each place value is ten times smaller than the place value to the left.
| 4. How do you add and subtract decimal numbers? | |
Ans.To add or subtract decimal numbers, you should align the decimal points vertically. Then, add or subtract as you would with whole numbers, making sure to place the decimal point in the answer directly below the other decimal points.
| 5. Why are decimals important in mathematics? | |
Ans.Decimals are important in mathematics because they allow us to work with numbers that are not whole. They are essential for calculations involving money, measurements, and statistics. Understanding decimals helps in making accurate calculations and comparisons.
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Video Lecture & Questions for Decimals Video Lecture | Mathematics for Class 5 - Class 5 full syllabus preparation | Free video for Class 5 exam to prepare for Mathematics for Class 5.
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