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Each game has 10 questions.
Green box means correct.
Yellow box means incorrect.
Unlock harder levels by getting an average of 80% or higher.
Earn up to 5 stars for each level
The more questions you answer correctly, the more stars you'll unlock!
Each game has 10 questions.
Green box means correct.
Yellow box means incorrect.
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Grade 4 - The Number System
Standard 4.NS.1.11 - Solve addition and subtraction sentences with decimals.
Included Skills:
Students will be expected to demonstrate an understanding of addition and subtraction of decimals (limited to hundredths) by
• estimating sums and differences
• using mental mathematics strategies to solve problems
• using personal strategies to determine sums and differences
• Performance Indicators
- N11.01 Predict sums and differences of decimals, using estimation strategies.
- N11.02 Solve problems, including money problems, that involve addition and subtraction of decimals (limited to hundredths), using personal strategies.
- N11.03 Ask students to determine which problems do not require an exact solution.
- N11.04 Determine the approximate solution of a given problem not requiring an exact answer.
- N11.05 Count back change for a given purchase.
- N11.06 Determine an exact solution using mental computation strategies.
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