Rounding to Nearest 10 & 100
Flashcard
•
Mathematics
•
3rd Grade
•
Hard
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 it 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 ten?
Back
Rounding to the nearest ten means adjusting a number to the closest multiple of ten. If the last digit is 5 or more, round up; if it is 4 or less, round down.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
3.
FLASHCARD QUESTION
Front
What is the rule for rounding numbers ending in 5?
Back
When rounding numbers that end in 5, you typically round up to the next whole number if the digit before the 5 is odd, and round down if it is even.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
4.
FLASHCARD QUESTION
Front
Round the number 47 to the nearest ten.
Back
50
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
5.
FLASHCARD QUESTION
Front
Round the number 82 to the nearest ten.
Back
80
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
6.
FLASHCARD QUESTION
Front
How do you round the number 123 to the nearest hundred?
Back
To round 123 to the nearest hundred, look at the tens digit (2). Since it is less than 5, round down to 100.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
7.
FLASHCARD QUESTION
Front
What is the nearest hundred to the number 250?
Back
The nearest hundred to 250 is 300.
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
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