Addition by Regrouping

Addition by Regrouping

Assessment

Interactive Video

Mathematics

1st - 2nd Grade

Hard

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The video tutorial explores different methods of counting and adding numbers using examples of chicks and rabbits. Sam and Sela demonstrate two different addition methods: Sam uses direct addition, while Sela forms groups of 10 for quicker calculation. The video compares these methods and applies the group of 10 method to another example with rabbits, highlighting the efficiency of forming groups of 10 for addition.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What number combination did Sela use to form a group of 10?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How many rabbits are there in the first enclosure?

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