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Let’s Learn!

Regroup to add large addends.

Goal:

Goal:

thinking monkey

Think About It!

Goal: How can we add large addends?

There are 59 orange butterflies and 35 blue butterflies at the zoo. Let’s add these numbers together to find the total!

Step 1: Stack the addends.

59

35

Step 2: Set up the addition sentence.

59

35

_____

+

Step 3: Add the ones.

59

  35  

14

+

Step 4: Carry the 1 ten over to the tens section.

1

59

  35  

14

+

X

Arrow point to the number 1 in the tens section.

Step 5: Add the tens.

59

  35  

94

+

Step 6:

1

59

  35  

94

+

3 butterflies

Great job! 94 butterflies live at the zoo!

Which digit should we carry over to the tens place?

   

38

  59  

17

+

Great job! 17 is made up of 1 ten and 7 ones. We need to carry over the 1 into the tens section.

Sorry, that is not the right digit. 17 is made up of 1 ten and 7 ones. We need to carry over the 1 into the tens section.