
Adding and Multiplying Rational and Irrational Numbers
Authored by Anthony Clark
Mathematics
7th Grade
CCSS covered

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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the value of 5√3 × √12 ?
30
6
√180
15√12
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
√5 is an irrational number. Which of the following operations on it will give a rational number?
adding and then multiplying by .
Tags
CCSS.HSN.RN.B.3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the value of (3 - √3) (2 - √2) ?
6 - √6
6 -2√3 - 3√2 + √6
6 + √6
6 -2√3 - 3√2 - √6
Tags
CCSS.HSN.RN.A.2
4.
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 rational and an irrational is always irrational.
Tags
CCSS.HSN.RN.B.3
5.
MATH RESPONSE QUESTION
1 min • 1 pt
Solve.
Mathematical Equivalence
ON
Tags
CCSS.7.NS.A.1C
6.
HOTSPOT QUESTION
1 min • 1 pt
1. Select each box in the table where the numbers from corresponding rows and columns will have a rational sum.
Tags
CCSS.7.NS.A.1D
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The sum of a rational number and an irrational number is
Rational
Irrational
Rational or Irrational
Tags
CCSS.HSN.RN.B.3
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