Video: Balancing Scales by Adding

How many blocks do you need to add so that the number of blocks on each side is equal?

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Video Transcript

How many blocks do you need to add so that the number of blocks on each side is equal?

Three plus the missing number equals five. Here, we have three blocks. How many more should we add to make five?

We added one more. Now there are four bricks. If we add another block, there will be five. And both sides of the scale are equal.

We have three blocks. We added two more to equal five. The number of blocks we needed to add was two.

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