Rational Numbers and Their Operations
Math ⇒ Number and Operations
Rational Numbers and Their Operations starts at 6 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Rational Numbers and Their Operations.
How you perform is determined by your score and the time you take.
When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 8
Add: -3/4 + 5/8
Divide: (7/9) ÷ (2/3)
Divide: (-9/11) ÷ (3/7)
Express 0.6 (repeating) as a fraction in simplest form.
Express 1.75 as a rational number in simplest form.
Express 5 1/4 as an improper fraction.
If x = 3/4 and y = -2/5, find x × y.
If x = -3/5 and y = 2/3, what is x - y?
If a rational number is negative, which of the following must be true?
(1) Numerator and denominator are both positive
(2) Numerator and denominator are both negative
(3) Numerator and denominator have opposite signs
(4) Numerator is zero
Which of the following is a rational number between 1/2 and 3/4?
(1) 2/3
(2) 5/6
(3) 1/4
(4) 7/8
Which of the following is a rational number?
(1) √16
(2) √7
(3) π
(4) e
Which of the following is NOT a rational number?
(1) 1/3
(2) 0.25
(3) √3
(4) -2
Fill in the blank: The additive inverse of 7/9 is ________.
Fill in the blank: The decimal 0.125 is equal to ________ as a fraction in simplest form.
Fill in the blank: The decimal representation of a rational number is either ________ or repeating.
Fill in the blank: The multiplicative identity for rational numbers is ________.
If p/q is a rational number and q ≠ 0, is p/q always a terminating decimal?
True or False: 0 is a rational number.
True or False: Every integer is a rational number.
True or False: The difference between two rational numbers can be irrational.
