Tournament of Tens
Standards: CCSS.MATH 2.NBT.B.8, TEKS.MATH 2.2A, BEST MA.2.NSO.1.2, MA.2.NSO.1.1, OH.MATH.2.NBT.8, GA.MATH.2.NR.2, VA.MATH 2.NS.2, Mentally add and subtract 10 or 100
The Annual Tournament of Tens is racing toward the finish line, but we’ve hit a snag! The final scores aren’t updating correctly—some numbers are missing altogether!

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