Arrays

Jared makes an array with apples. He puts 3 lemons in each row. He has 6 rows of apples. Which equation can be used to find how many apples are in Jared's array?

Circle two correct answers.

• 9 + 9 = ?

• 6 + 6 + 6 = ?

• 3 + 3 = ?

• 3 + 3 + 3 + 3 + 3 + 3 = ?

Tags

CCSS.2.OA.C.4

Emily makes an array. She finds the number of dots in all by skip-counting. What numbers could Emily use to skip-count? Circle two correct answers.

• 3, 6, 9, 12, 15, 18, 21

• 2, 4, 6, 8, 10, 12

• 7, 14, 21, 28

• 7, 14, 21

Tags

CCSS.2.OA.C.4

Tony is arranging his toy cars in a display case. He has 30 cars. The display case has 5 rows and 7 columns of spaces. Are there enough spaces for all of Tony's cars?

• No, because 5 rows of 7 equals 25, so he needs 5 more spaces.

• Yes, because 5 rows of 7 equals 35, so he has 5 left over spaces.

Tags

CCSS.3.OA.A.3

Joshua has rows of tomatoes in his garden. Each row has the same number of tomatoes. Joshua says there are 4 + 4 + 4 + 4 tomatoes. Choose the array that shows Joshua's equation.

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Tags

CCSS.2.OA.C.4

Some stars are shown. Answer both part A and B.

Part A: What is the total number of stars?

Part B: What repeated addition equation shows the number of stars?

• Part A: 21

  Part B: 5 + 5 + 5

• Part A: 20

  Part B: 5 + 5 + 5 + 5

• Part A: 25

  Part B: 4 + 4 + 4 + 4 + 4

• Part A: 15

  Part B: 5 + 5 + 5

Tags

CCSS.2.OA.C.4

Stephanie writes this equation to show the number of ducks in a pond. 3 + 3 + 3 + 3 = 12

Which of the arrays is most likely the picture?

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Tags

CCSS.2.OA.C.4

Some students line up in 2 rows to play catch. Each row has 8 students. How many students play catch?

• 8

• 10

• 16

• 18

Tags

CCSS.2.OA.C.4

Olga draws an array of dots. The array has 3 columns. The first column has 4 dots. Which equation can you use to find the total number of dots? Choose two correct answers.

• 3 + 3 + 3 = ?

• 3 + 3 + 3 + 3 = ?

• 4 + 4 + 4 = ?

• 4 + 4 + 4 + 4 = ?

Tags

CCSS.2.OA.C.4

Kimi makes an array using 10 stamps. Her array has 2 rows. How many stamps are in each row?

• 5

• 4

• 2

• 3

Tags

CCSS.2.OA.C.4

A package has 2 rows of soup cans. Each row has 9 cans. How many cans of soup are in the package?

• 21

• 27

• 11

• 18

Tags

CCSS.2.OA.C.4