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Whale Watch Boat Story Problems Within 20 worksheet preview

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Whale Watch Boat Story Problems Within 20

Grade 1 whale watch story problems within 20 with the unknown at the start, change, or result, plus compare stories and equation matching.

Grade 1MathInteractive · Printable

Aligned to1.OA.A.1

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What’s included

  • Single worksheet
  • Auto-graded online
  • 1 Common Core standard
  • Printable answer key
  • 13 questions
  • Classroom-ready

Details

Format
Interactive · Printable
Grade
Grade 1
Subject
Math
Question types
Fill in the blank, Multiple choice, Short answer

About this worksheet

What students practice

  • Students solve add and subtract story problems within 20 with the unknown in any position.
  • Students solve compare stories that ask how many more or how many fewer.
  • Students choose a number sentence with a box for the unknown that matches a story.

How to use

Read each story aloud and have students act it out or draw a quick picture before writing the answer. Ask them to say the number sentence they used.

Curriculum

Common Core standard covered

1.OA.A.1

Solve addition and subtraction story problems within 20 with the unknown in any position.

Preview

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Name Date

Whale Watch Boat Story Problems Within 20

Add or subtract to find the missing number.

On the boat

Read each story. Write the answer.

1.
There are 8 people on the top deck of the whale watch boat. Then 5 more people come up the stairs.

How many people are on the top deck now?  

2.
Kai can see 12 dolphins next to the boat. Then 7 dolphins swim away.

How many dolphins can Kai still see?  

3.
There are 9 kids at the boat rail. Some more kids join them. Now there are 15 kids at the rail.

How many kids joined?  

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