Arrays

Flashcard
•
Mathematics
•
3rd Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an array?
Back
An array is a way to organize objects or numbers in rows and columns.
2.
FLASHCARD QUESTION
Front
How can you represent repeated addition with an array?
Back
You can represent repeated addition by adding the number of items in each row together.
3.
FLASHCARD QUESTION
Front
What does the multiplication expression 3 x 4 mean?
Back
It means there are 3 rows with 4 items in each row, totaling 12 items.
4.
FLASHCARD QUESTION
Front
What is the relationship between multiplication and arrays?
Back
Multiplication can be used to find the total number of items in an array by multiplying the number of rows by the number of columns.
5.
FLASHCARD QUESTION
Front
If an array has 5 rows and 3 columns, what is the multiplication expression?
Back
The multiplication expression is 5 x 3.
6.
FLASHCARD QUESTION
Front
What is the total number of items in an array with 4 rows and 4 columns?
Back
The total number of items is 16, calculated as 4 x 4.
7.
FLASHCARD QUESTION
Front
How do you write a repeated addition sentence for an array with 3 rows of 5?
Back
The repeated addition sentence is 5 + 5 + 5 = 15.
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