Video: Mentally Finding 10 More Than a Given Number

Ten more than 29 is _.

00:34

Video Transcript

10 more than 29 is what.

We could use part of a 100 square to help us answer the question. One more than 29 is 30. One less than 29 is 28. The number in the square above is 10 less. And the number in the square below is 10 more.

10 more than 29 is 39.

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