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SubscribeUnlock 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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Grade 2 - Numbers, Operations and Relationships
Standard 2.NOR.1.16.3a - Compare subtraction equations to find the related fact with numbers up to 1000.
Included Skills:
Calculation strategies
• Use calculation strategies to add and subtract efficiently:
- Put the larger number first in order to count on or count back
- Number line
- Doubling and halving
- Building up and breaking down
- Use the relationship between addition and subtraction.
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