Adding Three Numbers

1. Briden added up his stickers using the equation below. 5 + 3 + 4 = 12 Which model represents Briden’s stickers?

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Tags

CCSS.2.OA.A.1

2. Mark bought a box of cookies for his party. The box had 7 chocolate chip cookies, 5 oatmeal cookies, and 6 sugar cookies. How many cookies were in the box all together? Select all the equations that can be used to solve this word problem.

• A. □ = 7 + 6 + 4

• B. 6 + 7 + 5 = □

• □ = 7 + 5 + 6

• D. 7 + 6 + 5 = □

• E. □ = 10 + 7

Tags

CCSS.2.OA.C.3

• A. 5 + 6 + 8 =12

• B. 4 + 6 + 2 = 12

• C. 4 + 5 + 2 =11

• D. 5 + 5 + 3 =12

Tags

CCSS.1.OA.A.1

4. Complete the equation below by choosing the missing addend.

12 + 3 + □ = 18

• 3

• 7

• 15

• 18

Tags

CCSS.1.OA.A.1

5. 7 flowers bloomed in the morning. Then, 6 flowers bloomed in the afternoon and 1 more in the evening. How many flowers have bloomed now?

• 15

• 14

• 13

• 11

Tags

CCSS.2.OA.A.1

6. Hannah painted rocks for an art project. Hannah painted 7 rocks red, 4 rocks yellow, and 3 rocks green. Which number line shows the total number of rocks Hannah painted?

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Tags

CCSS.2.MD.B.6

• A. 7 people

• B. 8 people

• C. 11 people

• D. 13 people

Tags

CCSS.7.EE.B.3

I ate 6 strawberries, 3 blueberries, and 4 grapes. How many pieces of fruit did I eat in all?

• 6 + 4 + 3 = 13

• B. 9 + 11 = 20

• C. 6 + 10 = 16

Tags

CCSS.2.OA.A.1

Boyd has 9 blue marbles, 7 black marbles and 4 orange marbles. How many marbles does Boyd have?

• 6 + 4 + 3 = 13

• B. 9 + 11 = 20

• 6 + 10 = 16

Tags

CCSS.2.OA.A.1

Luis has 3 green crayons, 7 blue crayons and 6 black crayons. How many crayons does Luis have?

• 6 + 4 + 3 = 13

• 9 + 11 = 20

• 6 + 10 = 16

Tags

CCSS.2.OA.A.1