Rounding

Flashcard
•
Mathematics
•
3rd Grade
•
Hard
+1
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is rounding in mathematics?
Back
Rounding is the process of adjusting the digits of a number to make it simpler or to make it easier to work with, typically by increasing or decreasing the number to the nearest specified place value.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
2.
FLASHCARD QUESTION
Front
What does it mean to round to the nearest hundred?
Back
Rounding to the nearest hundred means adjusting a number to the closest multiple of 100. If the last two digits are 50 or more, round up; if they are less than 50, round down.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
3.
FLASHCARD QUESTION
Front
How do you round the number 152 to the nearest hundred?
Back
To round 152 to the nearest hundred, look at the last two digits (52). Since 52 is greater than 50, round up to 200.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
4.
FLASHCARD QUESTION
Front
How do you round the number 481 to the nearest hundred?
Back
To round 481 to the nearest hundred, look at the last two digits (81). Since 81 is greater than 50, round up to 500.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
5.
FLASHCARD QUESTION
Front
How do you round the number 967 to the nearest hundred?
Back
To round 967 to the nearest hundred, look at the last two digits (67). Since 67 is greater than 50, round up to 1,000.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
6.
FLASHCARD QUESTION
Front
What does it mean to round to the nearest ten?
Back
Rounding to the nearest ten means adjusting a number to the closest multiple of 10. If the last digit is 5 or more, round up; if it is less than 5, round down.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
7.
FLASHCARD QUESTION
Front
How do you round the number 76 to the nearest ten?
Back
To round 76 to the nearest ten, look at the last digit (6). Since 6 is greater than 5, round up to 80.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
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