Rational Numbers and Their Operations
Math ⇒ Number and Operations
Rational Numbers and Their Operations starts at 6 and continues till grade 12.
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See sample questions for grade 10
Add: -3/7 + 5/14
Divide: (7/8) ÷ (14/3)
Express 0.333... as a fraction.
Express -0.6 as a rational number in simplest form.
Express 0.75 as a fraction in simplest form.
Express 1.272727... as a rational number in simplest form.
If a rational number is written as p/q, what must be true about q?
If a rational number is written as -p/q, where p and q are positive integers, is the number positive or negative?
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 property of rational numbers?
(1) Commutative property of addition
(2) Associative property of multiplication
(3) Distributive property of multiplication over addition
(4) All of the above
Which of the following is a rational number?
(1) 0.123123123...
(2) √7
(3) π
(4) 0.1010010001...
Which of the following is NOT a rational number?
(1) 1/7
(2) 0.121212...
(3) √9
(4) √5
A rational number between 1/4 and 1/2 is ______.
A rational number is defined as any number that can be expressed as ______, where p and q are integers and q ≠ 0.
Fill in the blank: The additive inverse of 7/9 is ______.
Fill in the blank: The decimal expansion of a rational number is either ______ or terminating.
If a and b are integers and b ≠ 0, then a/b is always a rational number. True or False?
True or False: Every integer is a rational number.
True or False: The decimal expansion of every rational number either terminates or repeats.
True or False: The product of two rational numbers is always a rational number.
