Partial Product
Word Problems
Hodge Podge
What should you do?
100
Joe multiplied 16 x 32 using expanded algorithm. He got the following partial products: 12, 20, 180 and 30. Which one is wrong?
What is 30?
100
A school bus can carry 36 passengers. How many passengers can 15 school buses carry?
What is 540?
100
What is the difference between expanded algorithm and standard algorithm?
What is expanded has 4 partial products and standard has 2 partial products?
100
Jorge washed cars for four hours on Saturday. He washed 4 cars in the first hour, 7 cars in the second hour and 3 cars in the third hour. If he washed 20 cars in all, how many cars did he wash in the fourth hour? What should you do first?
What is add the number of cars he washed in the first three hours?
200
Sue multiplied 14 x 35 using expanded algorithm and got the following partial products: 20, 12, 50 and 300. Which one is wrong?
What is 12?
200
At Cordero School, no teacher has more than 21 students. If there are 28 teachers, what is the greatest number of students there could be?
What is 588?
200
What is a similarity between expanded and standard algorithms?
What is they get the same product?
200
The longest book Cheryl ever read was 1,986 pages long. She just finished a book that was 672 pages long. How much longer was the first book compared to the second book? What should you do?
What is subtract?
300
Why doesn't it matter the order in which you multiply when using expanded algorithm?
What is because the commutative property says you can rearrange the facts and still get the same product?
300
Doug spent 16 days at summer camp and each day he ran for 14 miles. How many miles did he run in all?
What is 224 miles?
300
What are the partial products for 51 x 42?
What is 2, 10, 40, 2,000?
300
Rose visited 14 cities on her vacation and she bought 2 souvenirs from each city. If each souvenir cost $2, how much did Rose pay in all? What should you do first?
What is multiply to find how many souvenirs she purchased?
400
I multiplied 38 x 52 and got the following partial products: 16, 60, 400, and 1,500. What is the final answer?
What is 1,976?
400
Jacob read 68 pages each night. How many pages does Jacob read in a month with 31 days?
What is 2,108 pages?
400
Explain an easy way to multiply 17 x 30.
What is multiply 17 x 3 and then add a zero?
400
Mrs. Smith bought 9 packages of pencils for her classroom. Each package had 8 pencils. If she gave away 25 pencils, how many pencils does she have left? What should you do first?
What is multiply 9 x 8?
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