What is rounding in mathematics?
Rounding and Estimation with Decimals

Flashcard
•
Mathematics
•
5th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Rounding is the process of adjusting the digits of a number to make it simpler while keeping its value close to what it was. For example, rounding 2.7 to the nearest whole number gives 3.
2.
FLASHCARD QUESTION
Front
How do you round a decimal to the nearest tenth?
Back
To round a decimal to the nearest tenth, look at the hundredths place. If it is 5 or greater, round up. If it is less than 5, round down.
3.
FLASHCARD QUESTION
Front
What is estimation?
Back
Estimation is a method of finding an approximate value that is close enough to the right answer, often used when exact calculations are not necessary.
4.
FLASHCARD QUESTION
Front
Which is greater: 0.5 or 0.05?
Back
0.5 is greater than 0.05.
5.
FLASHCARD QUESTION
Front
How do you compare two decimals?
Back
To compare two decimals, align them by the decimal point and compare digit by digit from left to right.
6.
FLASHCARD QUESTION
Front
What is the value of 0.612 rounded to the nearest hundredth?
Back
0.612 rounded to the nearest hundredth is 0.61.
7.
FLASHCARD QUESTION
Front
What does it mean to round down?
Back
Rounding down means to decrease the value of a number to the nearest lower value, often used when the digit to the right is less than 5.
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