This video tutorial covers decimal addition and subtraction using base ten blocks. It begins with an introduction to the concepts, followed by detailed examples of addition and subtraction problems. The tutorial also includes advanced subtraction with regrouping and concludes with story problems to apply the learned concepts.

What is the main focus of this video tutorial?

• Addition and subtraction of decimals using base ten blocks

• Understanding fractions

• Division of decimals

• Multiplication of decimals

What do the 'flats' represent in base ten blocks?

• Hundredths

• Tenths

• Ones

• Thousands

How are tenths represented in base ten blocks?

• Spheres

• Cubes

• Rods

• Flats

When adding decimals, what do you do if you have more than ten hundredths?

• Ignore them

• Leave them as they are

• Convert them into a rod

• Convert them into a flat

In decimal subtraction, what is the first step when you don't have enough hundredths to subtract?

• Add more hundredths

• Skip the subtraction

• Borrow from the tenths

• Borrow from the ones

What is the process called when you convert a rod into ten hundredths?

• Carrying

• Regrouping

• Multiplying

• Adding

In a story problem, if Tina hiked 2.45 miles in the morning and 3.16 miles in the afternoon, how many total miles did she hike?

• 5.81 miles

• 5.61 miles

• 5.51 miles

• 5.71 miles