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Regroup Ones as Tens

Let’s do an activity with regrouping.

Goal:

Goal:

Learn!

Goal: Can you regroup to add?

It can be a little scary to count large groups of items, unless you learn strategies of grouping by 10s! Follow this activity to practice.

ALTTEXT: Enter key opens full-screen view with video.

How many groups of 10 do you see?

4 groups of 10 lollipops, and 1 group of 5, and another group of 2.

Yes, that is the correct answer!

Sorry, that is the incorrect answer.

Count the groups of 10. What is the missing number? Type your answer in the blank.

10, 20, 30, ___

Yes, that is the correct answer!

Sorry, that is the incorrect answer.

What is 40 + 7?

4 groups of 10 lollipops, and 7 groups of single lollipops. The number 40 is under the 4 groups of 10, and the numbers 41, 42, 43, 44, 45, 46, ___ are under the single groups.

Yes, that is the correct answer!

Sorry, that is the incorrect answer.