Cubes and Longs Relationships

The video tutorial from Kids Academy explains how to trade base 10 blocks, specifically cubes and longs. It begins with an introduction to the worksheet and a review of the values of cubes and longs. The tutorial then provides step-by-step instructions on trading cubes for longs, followed by several example problems to illustrate the concept. The video concludes with a final example and a reminder to subscribe for more content.

What is the value of a single cube in base 10 blocks?

• 5

• 1

• 10

• 20

How many small cubes are inside one long?

• 10

• 8

• 5

• 12

If you have 10 individual cubes, what can they be traded for?

• One long

• Two longs

• Ten longs

• Five longs

In the second example, how many longs can be made from 20 cubes?

• Four longs

• Three longs

• Two longs

• One long

How many cubes are there in total if you have four longs?

• 50

• 20

• 30

• 40

In the final example, how many longs are formed from 70 cubes?

• Seven longs

• Five longs

• Six longs

• Eight longs

What is the total number of cubes if you have seven longs?

• 80

• 50

• 60

• 70

How many cubes are needed to form one long?

• 12

• 10

• 8

• 5

What is the key concept of trading in base 10 blocks?

• Trading twelve cubes for one long

• Trading five cubes for one long

• Trading ten cubes for one long

• Trading eight cubes for one long

What should you remember about the relationship between cubes and longs?

• One cube equals ten longs

• Ten cubes equal one long

• Five cubes equal one long

• Twenty cubes equal one long