Video: Adding Numbers up to 99

What is 7 add 13?

00:34

Video Transcript

What is seven add 13?

We can use addition facts we already know to help us answer this question. Seven and three equals 10. 13 has one 10. So let’s add that to the 10 we already have. 10 plus 10 makes 20. Seven add 13 equals 20.

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