The Sum and Product of Two Rational Numbers Is Rational
Authored by Kartik Garg
Mathematics
8th - 9th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rational or Irrational
Rational Number x Rational Number =
Rational
Irrational
Tags
CCSS.HSN.RN.B.3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify the product of -7/8 and 4/5.
-11/20
5/6
3/4
-7/10
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the sign of:
the product of two positive numbers?
Positive
Negative
Zero
Tags
CCSS.6.NS.C.5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
48
-48
-14
Tags
CCSS.3.OA.B.5
CCSS.3.OA.C.7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
\frac{6}{10}\cdot\ 3\ =\ ?,\ which\ is\ ?
Sum of rational and irrational, so it is irrational
Sum of two irrationals, so it is irrational
Product of rational and irrational, so it is irrational
Product of two rationals, so it is rational
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
33.12
-33.12
28.12
-28.12
Tags
CCSS.6.NS.C.5
CCSS.6.NS.B.3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-24
-144
144
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