Decimal Division Techniques with ECMS Katz

This video tutorial explains how to divide decimals, emphasizing the importance of placing the decimal correctly in the answer. It outlines steps to convert the divisor into a whole number, adjust the dividend accordingly, and perform the division. The tutorial includes several practice problems, demonstrating the process of dividing decimals in different scenarios, including a word problem. The video aims to help learners understand and apply decimal division effectively.

What is the first step in dividing decimals?

• Add zeros to the dividend.

• Move the decimal in the divisor to the right.

• Move the decimal in the dividend to the left.

• Subtract the divisor from the dividend.

Tags

CCSS.6.NS.B.3

When moving the decimal in the divisor, what must you also do?

• Move the decimal in the dividend the same number of places.

• Add zeros to the divisor.

• Subtract the same number of places from the dividend.

• Multiply the dividend by 10.

Tags

CCSS.5.NBT.B.7

In the example problem, how many times does 25 go into 200?

• 7 times

• 9 times

• 6 times

• 8 times

Tags

CCSS.4.NBT.B.6

What should you do if you have no more numbers to bring down in a division problem with decimals?

• Subtract the divisor from the dividend.

• Move the decimal to the left.

• Stop the division process.

• Add a zero to the end of the dividend.

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

In practice problem 1, what is the first step after identifying that there are no decimals in the divisor?

• Add zeros to the dividend.

• Float the decimal to the top.

• Subtract the divisor from the dividend.

• Move the decimal in the dividend.

Tags

CCSS.5.NBT.B.7

How many times does 8 go into 72 in practice problem 1?

• 9 times

• 8 times

• 10 times

• 7 times

Tags

CCSS.4.NBT.B.6

In practice problem 2, how many places do you move the decimal to make the divisor a whole number?

• One place

• Four places

• Three places

• Two places

Tags

CCSS.5.NBT.B.7

What is the final answer for practice problem 2?

• 0.6

• 0.55

• 0.5

• 0.45

Tags

CCSS.5.NBT.B.7

In practice problem 3, what is the first step after moving the decimal in the divisor?

• Subtract the divisor from the dividend.

• Float the decimal to the top.

• Move the decimal in the dividend.

• Add zeros to the dividend.

Tags

CCSS.5.NBT.B.7

How much will each person get in the word problem (practice problem 4)?

• $138.73

• $138.72

• $138.71

• $138.70

Tags

CCSS.6.NS.B.3