IM 7.5.6 Practice: Subtracting Rational Numbers
Write a sentence to answer the question:
How much warmer is 82 than 40?
How much warmer is 82 than -40?
What is the difference in height between 30 m up a cliff and 87 m up a cliff? What is the distance between these positions?
What is the difference in height between an albatross flying at 100 m above the surface of the ocean and a shark swimming 30 m below the surface?
What is the distance between an albatross flying at 100 m above the surface of the ocean and a shark swimming 30 m below the surface right below the albatross?
A company produces screens of different sizes.
Based on the table, could there be a relationship between the number of pixels and the area of the screen? If so, write an equation representing the relationship. If not, explain your reasoning.
Find each difference.
A family goes to a restaurant. When the bill comes, this is printed at the bottom of it:
Gratuity Guide For Your Convenience: 15% would be $4.89 18% would be $5.87 20% would be $6.52 How much was the price of the meal? Explain your reasoning.