Estimate sums and differences of decimals
Estimate sums and differences of decimals
What you'll learn
- Identify the type of variation (direct, inverse, joint, or combined) represented by a given equation or word problem with 80% accuracy.
- Solve direct variation equations for an unknown variable, given a set of initial values, with 90% accuracy.
- Solve inverse variation equations for an unknown variable, given a set of initial values, with 90% accuracy.
- Apply the concept of joint variation to formulate and solve equations involving three or more variables with 80% accuracy.
- Translate real-world scenarios into variation equations and solve for unknown quantities, demonstrating accurate application of variation principles in at least 3 out of 4 problems.
Tutorial Preview
Estimate the sum: 3.8 + 7.1
Estimate the difference: 9.2 - 4.9
Estimate the cost of a toy for $12.95 and a book for $6.20.
Sample Practice Questions
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Frequently asked questions
What grade level is "Estimate sums and differences of decimals"?
Estimate sums and differences of decimals is a Grade 6 Mathematics lesson on ExcelOS.
What will I learn in Estimate sums and differences of decimals?
You'll be able to: Identify the type of variation (direct, inverse, joint, or combined) represented by a given equation or word problem with 80% accuracy; Solve direct variation equations for an unknown variable, given a set of initial values….
Is "Estimate sums and differences of decimals" 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 Estimate sums and differences of decimals?
This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.