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 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 the product of two rational numbers is 1, what is the relationship between them?

If x = 1/2 and y = 2/3, what is (x + y) ÷ (x × y)?

If x = 2/3 and y = -5/6, what is x + y?

If x = -2/5 and y = 3/10, what is x × y?

If x = 5/12 and y = -1/4, what is x - y?

Multiply: (-2/5) × (3/7)

Simplify: (2/3) + (4/9) - (1/6)

Simplify: (3/4) × (8/9) × (1/2)

Simplify: (5/6) × (3/10)

Simplify: (7/12) ÷ (14/9)

Subtract 2/3 from 5/4.

Write the reciprocal of -7/3.