Partial products
216 x 9
List all the partial products by using the area model.
What is 1800, 90, 54?
Mr. Alcazar bakes bakes 6 batches of 40 cookies and 5 batches of 70 cookies, how many cookies does he bake? Hint: Find out how many cookies he baked in each batch. Then, add the totals together.
What is 590 cookies?
LaToya and Eric played a game of multiples.
Each player picks a number card and says a multiple of that number.
LaToya picked an 7.
What are some numbers she could pick?
What is 7, 14, 21, 28, 35, 42, 49, 56 etc?
Mr. Manet would like to purchase a guitar for each of his 2 grandsons and 1 granddaughter.
The cost of each guitar is $78.
What is the best estimate of the total cost of the guitars? Hint: Remember estimate means you round the numbers then multiply. Find out how many guitars they need first.
What is $240?
________ the answer to a multiplication problem
What is product?
A. Use an area model to list the partial products when finding 2,642 × 4?
B. What is the product?
A. What is 8, 160, 2400, and 8,000?
B. What is 10,568
Mr. Manet would like to purchase a guitar for each of his 2 grandsons and 1 granddaughter.
The cost of each guitar is $78.
What is the total cost of the guitars? Hint: Think about how many guitars he needs. Then, solve.
What is $234?
What is the product 1,676 × 3?
What is 5,028?
Solve:
300 x 6
What is 1,800?
What do we do when we make an estimate to find a product?
We round to the greatest place. Then, we multiply the factors.
A. Use the area model. What are all the partial products for 9 × 713?
B. Evaluate the expression
What is 6,300, 90, and 27?
What is 6,417?
Luci and 4 friends want to buy basketball uniforms. The cost of one uniform is $92.
How much will the uniforms cost Luci and her friends? Hint: Think about how many people need uniforms.
What is $460?
Evaluate:
224 x 3
What is 672?
Estimate the product 8 × 639.
What is 4,800?
What are factors?
What is The numbers we multiply to find a product.
Solve:
8,405 x 2
What is 16,810?
A. Susan collects 4 seashells each day at the beach. What equation can be used to find s,
the number of seashells Susan will collect in 6 days at the beach?
B. Besides multiplication, what other way can we solve this problem?
C. Solve the equation.
What is 4 x 6 = s ?
What is 4 + 4 + 4 + 4 + 4 + 4=S
What is 24?
List the factor pairs of 28.
What is
1 x 28
2 x 14
4 x 7
Which is the best estimate of the product 3,780 × 5?
What is 20,000?
_________ has an operation sign, equal sign, and numbers. One side must equal the other.
What is equation?
Solve:
6,003 x 9
What is 54,027?
There are 33 horses in the field of a ranch. There are three times as many horses in the barn and two times as many being trained on a course.
How many horses are there in all?
What is 198 horses?
Find the product.
24 x 3
What is 72?
8,405 x 2
When rounding 8,405 to the nearest thousand, what is an appropriate estimate for 8,405 x 2 ?
What is 16,000?
________ is a letter or symbol that stands for an unknown number.
What is variable?