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An Introduction to Tenths Video Lecture - Class 5

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1. What is a tenth in mathematics?
Ans. In mathematics, a tenth is a unit of measurement used to represent one out of ten equal parts of a whole. It is commonly written in the fraction form as 1/10.
2. How do you represent tenths using decimals?
Ans. Tenths can also be represented using decimals. For example, the fraction 1/10 is equivalent to the decimal 0.1. In decimal form, the tenths place is to the right of the decimal point.
3. How do you compare tenths to other fractions?
Ans. To compare tenths with other fractions, one can convert the fractions into decimal form. For example, to compare 1/10 with 3/20, convert both fractions into decimals. 1/10 is equal to 0.1, and 3/20 is equal to 0.15. Therefore, 3/20 is greater than 1/10.
4. How can tenths be used in real-life situations?
Ans. Tenths are commonly used in various real-life situations, such as measuring lengths, weights, or volumes. For example, if a liquid is filled up to 0.5 on a measuring cup, it means it is filled halfway, representing 5 tenths out of 10.
5. How can tenths be added or subtracted?
Ans. To add or subtract tenths, align the decimal points of the numbers and perform the addition or subtraction operation as usual. For example, to add 0.3 and 0.7, align the decimal points and add the numbers in the tenths place, resulting in 1.0 or simply 1.
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