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Track each student's skills and progress in your Mastery dashboards
What is the sum of 12 +5?
What is the difference for 11 - 3?
Find the difference:Â 24 - 12 =
Find the sum:Â 35 + 21 =
Find the difference:Â 65 - 20 =
Find the sum:Â 52 + 20 =
Find the sum:Â 34 + 18 =
Find the difference:Â 32 - 15 =
Bonus Challenge:Â Â 259 + 189 =
Bonus Challenge:Â Â 413 - 256 =