
Integers and Real Numbers
Authored by Anthony Clark
Mathematics
7th Grade
CCSS covered

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18 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
√25
Rational
Irrational
Answer explanation
The square root of 25 is a rational number because it can be expressed as a whole number, 5, which is a perfect square.
Tags
CCSS.8.NS.A.1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Absolute value
|-3| = 3
|-3| = -3
Answer explanation
The absolute value of -3 is 3 because the absolute value of a number is always positive. Therefore, |-3| = 3.
Tags
CCSS.6.NS.C.7C
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Choose all the names that apply to this number:
Whole
Integer
Rational
Irrational
Real
Answer explanation
The number 1.6 recurring is a rational and real number because it can be expressed as a fraction and it is a real number on the number line.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are the square roots of 121?
11 and -11
11x11
Answer explanation
The square roots of 121 are 11 and -11. These values, when multiplied together, give 121. Therefore, the correct choices are 11 and -11.
Tags
CCSS.8.EE.A.2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-50
+50
Tags
CCSS.6.NS.C.5
6.
DROPDOWN QUESTION
1 min • 1 pt
A temperature drop from 10 degrees to -15 degrees is represented by which integer? (a)
25
-25
5
-5
Tags
CCSS.7.NS.A.1C
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
integer
Any positive or negative numbers including zero. THEY DO NOT INCLUDE fractions, decimals, or mixed numbers
ever number greater than 1
Answer explanation
The correct answer is 'Any positive or negative numbers including zero. THEY DO NOT INCLUDE fractions, decimals, or mixed numbers'. This choice includes all integers, while the other choice 'ever number greater than 1' is incorrect.
Tags
CCSS.8.NS.A.1
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