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Grade 12 Rational Number Operations

A Grade 12 math worksheet focusing on operations with rational numbers, including addition, subtraction, multiplication, and division, with real-world applications.

Grade 12 Math Number SenseRational Number Operations
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Includes

Multiple ChoiceFill in the Blanks2 Short AnswerTrue / FalseTextsvg

Standards

CCSS.MATH.CONTENT.HSN.RN.B.3CCSS.MATH.CONTENT.HSN.Q.A.1

Topics

Grade 12MathRational NumbersOperations
9 sections · Free to use · Printable
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Rational Number Operations

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Read each question carefully and perform the indicated operations with rational numbers. Simplify all answers to their lowest terms.

1. What is the sum of -3/4 and 1/6?

a

-7/12

b

-1/2

c

5/12

d

7/12

2. Evaluate the product of 2 1/2 and -1/5.

a

-1/2

b

1/2

c

-5/2

d

5/2

3. The reciprocal of -4/7 is  .

4. When dividing rational numbers, you multiply by the   of the divisor.

5. A recipe calls for 3/4 cup of sugar. If you want to make 2/3 of the recipe, how much sugar do you need? Show your work.

6. The sum of two rational numbers is always a rational number.

T

True

F

False

7. The product of a non-zero rational number and its reciprocal is 1.

T

True

F

False

8. A submarine is at a depth of -25.5 meters. It then ascends by 10 1/4 meters. What is its new depth? Represent your answer as a rational number.