Rational numbers: find the sign
Rational numbers: find the sign
What you'll learn
- Identify whether a rational number is positive, negative, or zero based on its written form (fraction, decimal, integer) with 80% accuracy.
- Explain, using examples, why the quotient of two integers with the same sign is positive, and why the quotient of two integers with different signs is negative.
- Determine the correct sign (+ or -) of the result when multiplying or dividing two rational numbers (including fractions and decimals) and justify the answer using the rules of signs with 75% accuracy.
- Solve problems involving ordering rational numbers using their signs to assist in ordering them, on a number line with 70% accuracy.
Tutorial Preview
What is the sign of (-8) × (-2)?
What is the sign of 15 ÷ (-3)?
What is the sign of (-2) × 5 × (-4)?
Sample Practice Questions
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Frequently asked questions
What grade level is "Rational numbers: find the sign"?
Rational numbers: find the sign is a Grade 8 Mathematics lesson on ExcelOS.
What will I learn in Rational numbers: find the sign?
You'll be able to: Identify whether a rational number is positive, negative, or zero based on its written form (fraction, decimal, integer) with 80% accuracy; Explain, using examples, why the quotient of two integers with the same sign is….
Is "Rational numbers: find the sign" free to practice?
Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.
How many practice questions are included with Rational numbers: find the sign?
This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.