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 - Number

Standard 4.N.11 - Solve addition and subtraction word problems with decimals.

Included Skills:

Demonstrate an understanding of addition and subtraction of decimals (limited to hundredths) by:
using personal strategies to determine sums and differences to solve problems.
estimating sums and differences to solve problems.
using mental mathematics strategies to solve problems.
Predict sums and differences of decimals, using estimation strategies.
Determine the sum or difference of two given decimal numbers, using a mental mathematics strategy, and explain the strategy.
Refine personal strategies to increase their efficiency.
Solve problems, including money problems, which involve addition and subtraction of decimals, limited to hundredths.
Determine the approximate solution of a given problem not requiring an exact answer.

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