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 6
Express 0.125 as a fraction in simplest form.
Express 7 as a rational number.
If a rational number is negative, what can you say about its numerator and denominator?
If a rational number is written as a/b, what must be true about b?
If a/b is a rational number and b ≠ 0, what is the value of (a/b) × (b/a)?
If you multiply a rational number by its reciprocal, what is the result?
If you subtract 5/6 from 1, what is the result?
A recipe calls for 3/5 cup of sugar, but you only have a 1/4 cup measuring cup. How many times must you fill the 1/4 cup to get at least 3/5 cup of sugar?
Which of the following is a negative rational number?
(1) 5/7
(2) -2/9
(3) 0
(4) 3/4
Which of the following is a rational number between -1 and 0?
(1) -3/2
(2) -1/2
(3) 1/2
(4) 0
Which of the following is a rational number between 1/2 and 1?
(1) 1/4
(2) 2/3
(3) 5/4
(4) 0
Which of the following is a rational number?
(1) √5
(2) 1.5
(3) π
(4) e
Fill in the blank: A rational number can always be written as a ______ of two integers, where the denominator is not zero.
Fill in the blank: The additive inverse of 7/9 is ______.
Fill in the blank: The difference between -2/5 and 3/10 is ______.
Fill in the blank: The difference between 5/8 and 1/4 is ______.
Is every terminating decimal a rational number?
Is the decimal 0.25 a rational number?
True or False: Every integer is a rational number.
True or False: The decimal 0.333... (repeating) is a rational number.
