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Bird Count Weekend: Adding Up Four Feeders worksheet preview

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Bird Count Weekend: Adding Up Four Feeders

Grade 2 practice adding up to four two-digit numbers with bird feeder counts, make-a-ten pairs, and tens-and-ones strategies.

Grade 2MathInteractive · Printable

Aligned to2.NBT.B.6

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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 three or four two-digit numbers by adding the tens and the ones.
  • Students find pairs of numbers that make a ten to add several numbers more easily.
  • Students check a sum of four two-digit numbers and explain a mistake.

How to use

Use after students can add two two-digit numbers. Have them look for ones that make 10 before adding, and let them write partial sums on scrap paper.

Curriculum

Common Core standard covered

2.NBT.B.6

Add up to four two-digit numbers.

Preview

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Name Date

Bird Count Weekend: Adding Up Four Feeders

Add three or four two-digit numbers to count the birds.

Feeder counts

Add the numbers to find how many birds were counted.

1.
Nora counts birds at 3 feeders. She sees 23 sparrows, 15 finches, and 32 robins. Add the tens, then the ones.

Tens: 20 + 10 + 30 =  
Ones: 3 + 5 + 2 =  
23 + 15 + 32 =   birds

2.
Kofi adds 14 + 26 + 31 + 19. He puts together numbers whose ones make 10.

14 + 26 =  
31 + 19 =  
14 + 26 + 31 + 19 =  

3.
On Saturday morning, the class sees 27 blue jays, 18 cardinals, and 34 chickadees. How many birds do they see in all?
  • A. 69 birds
  • B. 79 birds
  • C. 89 birds
  • D. 71 birds

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