
Rational numbers
Authored by mamata senapati
Mathematics
8th Grade
CCSS covered
Used 2K+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The rational number which is equal to its negative is
1
-1
0
1/2
Tags
CCSS.6.NS.C.6A
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For any rational number a, what will be a÷0
0
a
1
not defined
Tags
CCSS.HSN.RN.B.3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The additive inverse of -a/b is
b/a
a/-b
a/b
-b/a
Tags
CCSS.7.NS.A.1B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The rational numbers that are equal to their reciprocals are
-2,2
0,-1
1,-1
not possible
Tags
CCSS.HSN.RN.B.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many rational numners are there between -1 and 1
1
0
infinite
3
Tags
CCSS.6.NS.C.6C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The sum of a rational number and its additive inverse is
1
2
-1
0
Tags
CCSS.7.NS.A.1B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The additive identity for rational number -8/9 is
8/9
9/8
0
1
Tags
CCSS.7.NS.A.1B
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