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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 1 - Number
Standard 1.N.10 - Practice subtracting half from a number. Recognize the similar numbers in subtracting half of a number.
Included Skills:
Describe and use mental mathematics strategies (memorization not intended), such as:
• counting on and counting back
• making 10
• doubles
• using addition to subtract to determine the basic addition facts to 18 and related subtraction facts.
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