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.

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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Math Games for Teachers

Grade 4 - The Number System

Standard 4.NS.1.11 - Round a given number to a specified place value.

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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