Lesson 10: Practice Problems
Problem 1
Kiran is using long division to find
![long division problem, 696 divided by 12.](../../../../../../embeds/1b2bc2fc--6.5.D2.Image.04.1_1366.png)
He starts by dividing 69 by 12. In which decimal place should Kiran place the first digit of the quotient (5)?
Hundreds
Tens
Ones
Tenths
Problem 2
Here is a long-division calculation of
![A long division solution 917 divided by 7](../../../../../../embeds/e822a99a--6.5.PP.Image.55.png)
There is a 7 under the 9 of 917. What does this 7 represent?
What does the subtraction of 7 from 9 mean?
Why is a 1 written next to the 2 from
?
Problem 3
Han’s calculation of
![A long division solution for 972 divided by 9](../../../../../../embeds/f19a28d3--6.5.PP.Image.56.png)
Find
. Use your calculation of
to explain how you know Han has made a mistake. Identify and correct Han’s mistake.
Problem 4
Find each quotient.
Problem 5 From Unit 5 Lesson 7
One ounce of a yogurt contains of 1.2 grams of sugar. How many grams of sugar are in 14.25 ounces of yogurt?
0.171 grams
1.71 grams
17.1 grams
171 grams
Problem 6 From Unit 5 Lesson 4
The mass of one coin is 16.718 grams. The mass of a second coin is 27.22 grams. How much greater is the mass of the second coin than the first? Show your reasoning.