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Ferry Ride Mental Math: Cars, Gulls, and Life Jackets worksheet preview

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Ferry Ride Mental Math: Cars, Gulls, and Life Jackets

Grade 2 mental math on a ferry ride: add and subtract within 20 using make-a-ten, doubles, and related addition facts.

Grade 2MathInteractive · Printable

Aligned to2.OA.B.2

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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 2
Subject
Math
Question types
Fill in the blank, Multiple choice, Matching, Circle the answer, Sorting, Short answer

About this worksheet

What students practice

  • Students add and subtract within 20 using mental strategies.
  • Students use make-a-ten and doubles facts to find sums.
  • Students use a related addition fact to solve a subtraction fact.

How to use

Do the first section as a quick warm-up and ask students to say which strategy they used. Use the second section for partner talk about strategies.

Curriculum

Common Core standard covered

2.OA.B.2

Add and subtract within 20 fluently using mental strategies.

Preview

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Name Date

Ferry Ride Mental Math: Cars, Gulls, and Life Jackets

Use make-a-ten, doubles, and addition facts to add and subtract on the ferry.

Quick facts on deck

Solve each fact in your head. Write the answer.

1.

9 + 6 =  

2.

8 + 7 =  

3.

13 − 5 =  

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