Arrays practice

Flashcard
•
Mathematics
•
3rd - 5th Grade
•
Hard
+3
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 or numbers 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 3 x 3 mean in terms of an array?
Back
It means there are 3 rows with 3 items in each row, totaling 9 items.
Tags
CCSS.3.OA.A.1
4.
FLASHCARD QUESTION
Front
What is a fact family?
Back
A fact family is a group of related addition and subtraction or multiplication and division facts using the same numbers.
Tags
CCSS.4.NBT.B.6
5.
FLASHCARD QUESTION
Front
If an array has 4 rows and 5 columns, what is the total number of items?
Back
4 x 5 = 20 items.
Tags
CCSS.3.OA.A.1
6.
FLASHCARD QUESTION
Front
What equation represents an array with 5 rows and 3 columns?
Back
5 x 3 = 15.
Tags
CCSS.3.OA.A.1
7.
FLASHCARD QUESTION
Front
Which equation does NOT belong to the fact family of 5 x 3 = 15?
Back
3 x 6 = 18.
Tags
CCSS.4.NBT.B.6
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