Array Models Quiz 1

Quiz
•
Mathematics
•
2nd Grade
•
Hard
+2
Standards-aligned
Arnav Jain
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Kai is organizing his bookshelf and decides to arrange his 12 books into rows for a neat look. If he wants to create a pattern using 3 x 4, how should he arrange the books?
In 3 rows with 4 books each
In 4 rows with 3 books each
In 2 rows with 6 books each
In 6 rows with 2 books each
Answer explanation
The correct choice is an array with 3 rows and 4 columns, representing the multiplication fact 3 x 4.
Tags
CCSS.2.OA.C.4
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Riyu has 2 boxes of crayons, and each box contains 5 crayons. How many crayons does Riyu have in total?
7
10
12
15
Answer explanation
Using an array model, 2 groups of 5 items each equals 10. Therefore, 2 \times 5 = 10.
Tags
CCSS.2.OA.C.4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sora has 7 shelves of books in her library, and each shelf contains 2 books. Which array model correctly represents the number of books in Sora's library?
An array with 7 rows and 2 columns
An array with 2 rows and 7 columns
An array with 3 rows and 5 columns
Both A and B
Answer explanation
The correct array model for the multiplication fact 7 x 2 is an array with 7 rows and 2 columns, as well as an array with 2 rows and 7 columns. Both A and B represent the multiplication correctly.
Tags
CCSS.2.OA.C.4
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Riyu and Sora are creating a garden bed with flowers arranged in rows and columns. If they arrange the garden with 4 rows and 5 columns, which multiplication fact does it represent?
Both A and B
Answer explanation
The array model with 4 rows and 5 columns represents both 4 times 5 and 5 times 4, so the correct answer is Both A and B.
Tags
CCSS.3.OA.A.1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dareth has 6 rows of orange trees in his garden, and each row contains 3 orange trees. How many orange trees are there in total in Dareth's garden?
18
20
15
24
Answer explanation
Using an array model, we can represent 6 as 6 groups of 3. Counting all the groups gives us 18, which is the result of the multiplication fact 6 x 3.
Tags
CCSS.2.OA.C.4
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Nya is organizing her comic book collection and decides to arrange her comics in 9 rows with 2 columns each. How many comics in total will be on the shelf?
11
18
20
22
Answer explanation
To find the total objects, multiply the number of rows by the number of columns: 9 rows * 2 columns = 18 total objects. Therefore, the correct answer is 18.
Tags
CCSS.2.OA.C.4
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dareth has a small garden where he plants flowers in rows. If he plants 3 rows with 8 flowers in each row, how many flowers does he have in total?
Both A and B
Answer explanation
The correct multiplication fact represented by an array with 3 rows and 8 columns is both 3 times 8 and 8 times 3, so the answer is Both A and B.
Tags
CCSS.3.OA.A.3
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