Arrays
Flashcard
•
Mathematics
•
3rd Grade
•
Practice Problem
•
Hard
+1
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an array in mathematics?
Back
An array is a systematic arrangement of objects, usually in rows and columns, used to represent multiplication and addition.
Tags
CCSS.4.NBT.B.5
2.
FLASHCARD QUESTION
Front
How can you represent multiplication using an array?
Back
Multiplication can be represented by the number of rows multiplied by the number of columns in an array.
Tags
CCSS.3.OA.A.1
3.
FLASHCARD QUESTION
Front
What is the relationship between repeated addition and multiplication?
Back
Repeated addition is a way to express multiplication; for example, 4 + 4 + 4 can be expressed as 3 x 4.
Tags
CCSS.3.OA.A.1
4.
FLASHCARD QUESTION
Front
Write the multiplication sentence for an array with 4 rows and 6 columns.
Back
4 x 6 = 24.
Tags
CCSS.3.OA.A.1
5.
FLASHCARD QUESTION
Front
How do you convert a repeated addition sentence into a multiplication sentence?
Back
Count the number of times the number is added (the number of terms) and multiply it by the value being added.
Tags
CCSS.2.OA.C.3
6.
FLASHCARD QUESTION
Front
What is the number model for an array with 4 rows of 4?
Back
4 + 4 + 4 + 4 = 16.
Tags
CCSS.2.OA.C.4
7.
FLASHCARD QUESTION
Front
If an array has 2 rows and 4 columns, what is the multiplication sentence?
Back
2 x 4 = 8.
Tags
CCSS.3.OA.A.1
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