Partial Products
What is the product of 4 and 3?
Estimate the product of 6 and 9 by rounding.
54 is rounded to 50.
What is the place value of the digit 7 in the number 472?
Tens place or 70.
What is the area model for the multiplication of 32 x 4?
See Mrs. Wilson's board.
Sarah has 3 bags of apples. Each bag contains 5 apples. How many apples does she have in total?
3 x5=15 apples
Calculate the product of 12 and 5.
The product is 60.
Round 47 to the nearest ten and multiply times 5. What is the answer?
47 is rounded to 50 and 50 times 5 is 250.
In the number 3,274, what is the value of the digit in the hundreds place?
200
Create an area model for 12 x 5 and solve it.
A farmer has 4 fields. Each field has 12 rows of corn. How many rows of corn are there in total?
12 x 4=48 rows of corn.
Find the product of 23 and 4?
The product is 72.
If you need to estimate 58 x 6, which two numbers would you round it to?
58 is rounded to 60.
6 is rounded to 10.
60 plus 10 equals 70.
Write out the number 5,604 in expanded form.
5,000 +600+ 4
Use an area model to represent 23 x 6 and calculate the area.
See Mrs. Wilson's board and 132
If a box holds 8 books and you have 51 boxes, how many books do you have?
51 x 8 = 408 books
Use partial products to solve 36 x 7. Explain your steps.
The product is 252. I can take 6 times 7 and add 7 times 30. 42 plus 210 equals 252.
Provide an estimation for 72 x 5. Show how you rounded.
72 rounds to 70. so 70 times 5 equals 350.
What is the place value of the digit 3 in the number 83,256?
3,000
Draw an area model to solve 15 x 9. What is the area?
See Mrs. Wilson's board and 135
John buys 63 packs of markers. Each pack contains 10 markers. How many markers does John have?
63 x 10 = 630 markers
Solve 45 x 8 using partial products and write a short explanation of your method.
You have 24 x 36. Estimate this product using rounding. What do you get?
24 rounds to 20.
36 rounds to 40.
20x40 is 8,000.
Identify the value of the digit 8 in the number 48,731 and explain how you got it.
8,000 because 8 is in the thousands place.
Create an area model for the equation 34 x 7. Explain your thinking.
See Mrs. Wilson's board and 238.
Tell how you did it.
A school has 7 classrooms with 25 students in each. How many students are there in total?
25 x 7 = 175 students