Rational or Irrational Sums and Products

Quiz
•
Mathematics
•
8th Grade
•
Hard
+1
Standards-aligned
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is the result rational or irrational? Explain.
Rational; The sum of two rationals is always rational.
Irrational; The sum of a rational and an irrational is always irrational.
Rational; The product of two rationals is always rational.
Irrational; The product of a nonzero rational and an irrational is always irrational.
Tags
CCSS.HSN.RN.B.3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is the result rational or irrational? Explain.
Rational; The sum of two rationals is always rational.
Irrational; The sum of a rational and an irrational is always irrational.
Rational; The product of two rationals is always rational.
Irrational; The product of a nonzero rational and an irrational is always irrational.
Tags
CCSS.HSN.RN.B.3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
True or False
Rational + Irrational = Irrational
True
False
Tags
CCSS.7.NS.A.1D
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Irrational + Irrational = Rational or Irrational
True
False
Tags
CCSS.7.NS.A.1D
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
The sum or product of a non-zero rational number and an irrational number is always
rational.
irrational.
a repeating decimal.
a fraction.
Tags
CCSS.HSN.RN.B.3
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Explain why A+B is irrational. Explain why AxB is rational.
Tags
CCSS.HSN.RN.B.3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The sum of a rational and irrational number is always....
Rational
Irrational
Tags
CCSS.HSN.RN.B.3
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