3rd grade Math olympiad -Algebra

Jaydnn had 3 quarters and 1 dime. She gave $0.50 to her friend. How much does she have left? Which equation matches the story problem?

• ($0.75 - $0.10) - $0.50 = j

• ($0.75 + $0.10) - $0.50 = j

• $0.75 + ($0.10 - $0.50) = j

• ($0.75 + $0.10) + $0.50 = j

Tags

CCSS.HSA.CED.A.3

Lillyan bought 4 books a the book fair. She now has 62 books at home. How many books did she have before the book fair? Which equation matches this story problem?

• b + 4 = 62

• 62 + b = 4

• b + 62 = 4

• b x 4 = 62

Tags

CCSS.HSA.CED.A.3

Camdyn has spent many hours fishing in the Niobrara river. When he started 3rd grade, he had put in 439 hours fishing there! Now, at the beginning of 4th grade, he is up to 506 hours total. How many hours did he fish in between 3rd and 4th grade? Which equation matches the story problem?

• h x 4 = 506

• 506 x 4 = h

• h + 506 = 439

• 439 + h = 506

Tags

CCSS.HSA.CED.A.3

Input = Output

7 = 14

8 = 16

9 = 18

10= ?

• 40

• 20

• 30

• 50

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Input = Output

21 = 7

15 = 3

9 = 3

3 = ?

• 7

• 8

• 2

• 1

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Input = Output

10 = 15

20 = 25

9 = 14

16= ?

• 19

• 20

• 21

• 22

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

15 + 6 = 25 - a

• a = 2

• a = 3

• a = 4

• a = 5

Tags

CCSS.6.EE.B.7

6 x p = 18

• p = 1

• p = 2

• p = 3

• p = 4

Tags

CCSS.3.OA.A.4

18 - c = 10

• c = 8

• c = 9

• c = 10

• c = 11

Tags

CCSS.6.EE.B.7

14 + 20 = 25 + d

• d = 3

• d = 8

• d = 9

• d = 5

Tags

CCSS.1.OA.B.3