What is rounding in mathematics?
partial product

Flashcard
•
Mathematics
•
4th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Rounding is the process of adjusting the digits of a number to make it simpler while keeping its value close to what it was. It often involves increasing or decreasing the number to the nearest ten, hundred, etc.
2.
FLASHCARD QUESTION
Front
How do you round a number to the nearest ten?
Back
To round a number to the nearest ten, look at the digit in the ones place. If it is 5 or greater, round up. If it is less than 5, round down.
3.
FLASHCARD QUESTION
Front
What are partial products in multiplication?
Back
Partial products are the results of multiplying each digit of one number by each digit of another number, then adding those results together.
4.
FLASHCARD QUESTION
Front
How do you calculate partial products for 4 x 28?
Back
Break down 28 into 20 and 8. Then calculate (4 x 20) + (4 x 8) to find the partial products.
5.
FLASHCARD QUESTION
Front
What is the first step in using partial products to solve a multiplication problem?
Back
The first step is to break down one or both of the numbers into their place values.
6.
FLASHCARD QUESTION
Front
What are the partial products for 6 x 84?
Back
(6 x 80) + (6 x 4) are the partial products for 6 x 84.
7.
FLASHCARD QUESTION
Front
How do you find the total from partial products?
Back
Add all the partial products together to find the total.
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