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 3 - Numbers, Operations and Relationships

Standard 3.NOR.1.13.1 - Simplify both sides of the equation. Fill in the missing number with sums up to 1000 to make the equation true.

Included Skills:

Addition and subtraction. Add to 999
Subtract from 999
Use appropriate symbols (+, –, =, __)
Practice number bonds to 30

If you notice any problems, please let us know.