Summative Review (from assessment)

Sandy has 16 marbles. Sam has 8 marbles. How many more marbles does Sandy have than Sam? Solve the problem.

Show your thinking with pictures, numbers, or words.

Tags

CCSS.2.OA.A.1

Write an equation that matches this story.

Use a symbol for the unknown number.

example ( # + # = # ).

"Sandy has 16 marbles. Sam has 8 marbles. How many more marbles does Sandy have than Sam?"

Tags

CCSS.2.OA.C.3

Marta had 15 flowers. She gave some flowers to her friend. Now she has 9 flowers. How many flowers did Marta give away?

Tags

CCSS.2.OA.A.1

Write an equation that matches this story.

Use a symbol for the unknown number.

example ( # + # = # ).

Marta had 15 flowers. She gave some flowers to her friend. Now she has 9 flowers. How many flowers did Marta give away?

Tags

CCSS.2.OA.A.1

There were 17 apples in a bowl. Eight are red and the rest are green.  How many apples are green?

Tags

CCSS.2.OA.A.1

Write an equation that matches this story.

Use a symbol for the unknown number.

example ( # + # = # )

There were 17 apples in a bowl. Eight are red and the rest are green.  How many apples are green?

Tags

CCSS.2.OA.C.3

Kisha has 9 gumballs.  Juan has 13 gumballs.  How many fewer gumballs does Kisha have than Juan?

Tags

CCSS.1.OA.A.1

Write an equation that matches this story.

Use a symbol for the unknown number.

example ( # + # = # ).

Kisha has 9 gumballs.  Juan has 13 gumballs.  How many fewer gumballs does Kisha have than Juan?

Tags

CCSS.1.OA.A.1

16 birds were sitting on the fence.  Some more birds flew to the fence.  Then there were 19 birds on the fence.  How many birds flew over to the fence?

Tags

CCSS.1.OA.A.1

Write an equation that matches this story.

Use a symbol for the unknown number.

16 birds were sitting on the fence.  Some more birds flew to the fence.  Then there were 19 birds on the fence.  How many birds flew over to the fence?