Arrays

Flashcard
•
Mathematics
•
4th Grade
•
Hard
Standards-aligned
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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 in rows and columns.
Tags
CCSS.3.OA.A.1
2.
FLASHCARD QUESTION
Front
How do you find the total number of items in an array?
Back
Multiply the number of rows by the number of columns.
Tags
CCSS.3.OA.A.1
3.
FLASHCARD QUESTION
Front
What does the equation 2 x 4 represent in an array?
Back
It represents an array with 2 rows and 4 columns, totaling 8 items.
Tags
CCSS.3.OA.A.1
4.
FLASHCARD QUESTION
Front
If an array has 4 rows and 5 columns, how many items are there?
Back
There are 20 items (4 x 5 = 20).
Tags
CCSS.3.OA.A.1
5.
FLASHCARD QUESTION
Front
What is the difference between rows and columns in an array?
Back
Rows run horizontally, while columns run vertically.
Tags
CCSS.3.OA.A.1
6.
FLASHCARD QUESTION
Front
What does the equation 5 x 3 = 15 mean in terms of an array?
Back
It means there are 5 rows with 3 items in each row, totaling 15 items.
Tags
CCSS.3.OA.A.1
7.
FLASHCARD QUESTION
Front
How can you represent the number 16 using an array?
Back
You can use 4 rows of 4 items each (4 x 4 = 16).
Tags
CCSS.3.OA.A.1
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