Video: Using Bead Strings to Add within 100, Including a Two-Digit Number and a Multiple of 10

Amelia has 20 beads. She wants to add on 10 more. How many will she have altogether?

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Video Transcript

Amelia has 20 beads. She wants to add on 10 more. How many will she have altogether?

Here we have 20 beads, and Amelia wants to add 10 more. How many beads does she have altogether?

Let’s count in tens: 10, 20, 30. Amelia has 30 beads altogether.

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