Rational numbers - Quizforces

Rational numbers - Quizforces

Thumbnail of Rational numbers

Assessment

Rational numbers

Rational numbers in mathematics, additive inverse, multiplicative inverse, reciprocal number, rational addition, rational division, rational multiplication, rational subtraction

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Mathematics

Grade7

10 Plays

100 Participants

6 Qs

1.
Multiple Choice
1 pts•30 s
Which of the following is a rational number?
Answer choices
$\sqrt2$
3.14159
7/4
$\pi$
2.
Multiple Choice
1 pts•30 s
Which of the following is NOT a rational number?
Answer choices
0
1/2
-3
$\sqrt5$
3.
Multiple Choice
1 pts•30 s
The product of a rational number and its reciprocal is:
Answer choices
0
1
The rational number itself
-1
4.
Multiple Choice
1 pts•30 s
What is the additive inverse of $\frac53$ ?
Answer choices
$\frac53$
$\frac35$
0
$-\frac53$
5.
Multiple Choice
1 pts•30 s
What is $\frac23$ + $\frac16$ ?
Answer choices
$\frac12$
$\frac39$
$\frac56$
$\frac12$
6.
Multiple Choice
1 pts•30 s
What is the multiplicative identity for rational numbers?
Answer choices
0
-1
1
None of these