7/28/2019 BI&S Vol 4 Page 11

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Name11

BuildItandSee!Grade4D

igi-Block

Leni has 5 piles of blocks.

There are 7 blocks-of-10 in each pile.

How many blocks-of-10 does Leni have? ______

What is the number for these blocks? ______

Sketch Lenis blocks:

Max has 7 piles of blocks.

There are 5 blocks-of-10 in each pile.

How many blocks-of-10 does Max have? ______

What is the number for these blocks? ______

Sketch Maxs blocks:

What do you notice about Lenis blocks and Maxs blocks?

Why do you think this is so?

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