Comparing Decimal Numbers

# Comparing Decimal Numbers Video Lecture | Mathematics for Grade 6

142 videos|213 docs|55 tests

## FAQs on Comparing Decimal Numbers Video Lecture - Mathematics for Grade 6

 1. What are decimal numbers?
Ans. Decimal numbers are numbers that have a decimal point, separating the whole number from its fractional part. They are based on the powers of 10 and are used to represent values that are not whole numbers, such as 0.5 or 3.75.
 2. How do you compare decimal numbers?
Ans. To compare decimal numbers, start by comparing the whole numbers. If the whole numbers are equal, compare the tenths place, then the hundredths place, and so on. If any place values are different, the decimal number with the larger digit in that place is greater. If all place values are the same, the decimal numbers are equal.
 3. Can decimal numbers be compared using the greater than or less than signs?
Ans. Yes, decimal numbers can be compared using the greater than (>), less than (<), greater than or equal to (≥), and less than or equal to (≤) signs. These signs indicate the relative size or value of the decimal numbers.
 4. Are there any shortcuts or tips for comparing decimal numbers?
Ans. Yes, there are a few shortcuts and tips for comparing decimal numbers. One tip is to line up the decimal points before comparing. Another tip is to convert the decimal numbers into fractions and compare the fractions. Additionally, you can round the decimal numbers to a certain place value to make the comparison easier.
 5. How can comparing decimal numbers be useful in real-life situations?
Ans. Comparing decimal numbers is useful in various real-life situations. For example, when comparing prices of items in a store, you can determine which item is more expensive or cheaper. In financial planning, comparing decimal numbers can help in making decisions about investments or loans. It is also useful in measuring and comparing quantities, such as the length of two objects or the weight of two items.

142 videos|213 docs|55 tests

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