
Number Sense (SOL 8.2/8.3 )
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the approximate value of √18?
Back
√18 is approximately 4.24, which is best represented by point X on a number line.
Tags
CCSS.8.NS.A.2
2.
FLASHCARD QUESTION
Front
What does -√8 represent on a number line?
Back
-√8 is approximately -2.83, which falls between -2 and -3.
Tags
CCSS.8.NS.A.2
3.
FLASHCARD QUESTION
Front
Between which two consecutive integers does √265 fall?
Back
√265 falls between 16 and 17.
Tags
CCSS.8.NS.A.2
4.
FLASHCARD QUESTION
Front
What are REAL NUMBERS?
Back
Real numbers include all rational and irrational numbers, represented by letter E.
5.
FLASHCARD QUESTION
Front
What is the area of a square if one side is 15 feet?
Back
The area is 15 feet x 15 feet = 225 square feet.
Tags
CCSS.3.MD.C.7B
CCSS.4.MD.A.3
6.
FLASHCARD QUESTION
Front
How do you find the square root of a number?
Back
To find the square root, determine which number multiplied by itself equals the original number.
Tags
CCSS.8.EE.A.2
7.
FLASHCARD QUESTION
Front
What is the difference between rational and irrational numbers?
Back
Rational numbers can be expressed as a fraction, while irrational numbers cannot.
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