Skip to main content
Premium

What’s That Number?

Interactive worksheet with auto-grading, instant feedback, and printable PDF.

No ratings yet
Just this resource
$1.50
One-time purchase
Best value
Unlock everything
$49.99$29.99/yr
40% off until Aug 1 — 6,000+ resources
Unlock above to use these actions
Format
Interactive (Online), Printable (PDF)
Grades
2
Subjects
math
Standards
2.NBT.B.5
Share

What's included

Single worksheet
Do online or print
Auto-graded
Instant scoring, no marking
1 Common Core standard
Aligned and labeled
Assign to a class
Track every student
Classroom-ready
Project, share, or Quick Play
Printable PDF
Hi-res, print-ready

About this worksheet

This interactive and printable worksheet titled "What's That Number?" is designed to help students practice and reinforce their place value understanding and addition skills. The worksheet presents a series of exercises where students need to determine the missing number within a circle by combining the given tens and ones values.

Through this engaging activity, students will develop a solid grasp of the place value system and strengthen their ability to perform addition operations efficiently. As they work through the exercises, they will encounter various combinations of tens and ones, further solidifying their comprehension of the base-ten number system.

What will your child learn through this worksheet?

  • Identifying and representing numbers based on place value (tens and ones)
  • Practicing addition skills by combining tens and ones values
  • Developing problem-solving strategies for determining missing numbers

Learning Outcomes

Cognitive

  • Understand and apply the place value system to represent numbers
  • Develop skills in adding two-digit numbers by breaking them down into tens and ones
  • Enhance problem-solving abilities by determining missing numbers based on given information

Psychomotor

  • Practice writing and recording numerical values correctly
  • Improve hand-eye coordination through the physical act of filling in the missing numbers

Affective

  • Build confidence in working with numbers and addition operations
  • Develop a positive attitude towards math and problem-solving

Interpersonal/Social

  • Collaborate with peers or seek guidance from teachers when needed
  • Develop communication skills by explaining thought processes and strategies

Tags

Place value, addition, tens, ones, missing numbers, problem-solving, Cognitive, Psychomotor, Affective, Interpersonal/Social

Written by Jessica CampbellIllustrated by Sean HnedakPublished by Workybooks
Curriculum

Common Core standards covered

2.NBT.B.5

Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

Who it's for

Perfect for the way you teach

Teachers
  • Assign in one click
  • Track progress per student
  • Auto-graded results
Parents
  • Practice at home
  • Print or do on-screen
  • Build skill mastery
Homeschoolers
  • Standards-aligned
  • Self-paced
  • Ready-to-use today
Topics
What’s That Number? worksheetsinteractive worksheetsresources2.NBT.B.5mathfreeonlinedigitalprintableworkybooks

Reviews & Ratings

No reviews yet. Be the first to share your experience!

Related worksheets

19 more
Single Digit Addition: For 1 - worksheet educational content
Single Digit Addition: For 1
2.OA.B.22.NBT.B.5
$1.50
Double Digit Subtraction Without Regrouping - worksheet educational content
Double Digit Subtraction Without Regrouping
2.NBT.B.5
$1.50
Merry Math—Adding and Subtracting within 100 | - worksheet educational content
Merry Math—Adding and Subtracting within 100 |
2.NBT.B.5
FREE
Single Digit Addition: For 2 - worksheet educational content
Single Digit Addition: For 2
2.OA.B.22.NBT.B.5
$1.50
Single Digit Addition: For 3 - worksheet educational content
Single Digit Addition: For 3
2.OA.B.22.NBT.B.5
$1.50
Single Digit Addition: For 4 - worksheet educational content
Single Digit Addition: For 4
2.OA.B.22.NBT.B.5
$1.50
Single Digit Addition: For 5 - worksheet educational content
Single Digit Addition: For 5
2.OA.B.22.NBT.B.5
$1.50
Single Digit Addition: For 6 - worksheet educational content
Single Digit Addition: For 6
2.OA.B.22.NBT.B.5
$1.50
Single Digit Addition: For 7 - worksheet educational content
Single Digit Addition: For 7
2.OA.B.22.NBT.B.5
$1.50
Single Digit Addition: For 8 - worksheet educational content
Single Digit Addition: For 8
2.OA.B.22.NBT.B.5
$1.50
Single Digit Addition: For 9 - worksheet educational content
Single Digit Addition: For 9
2.OA.B.22.NBT.B.5
$1.50
Second Grade Math Word Search - game educational content
Second Grade Math Word Search
2.OA.B.22.NBT.A.12.NBT.B.52.MD.A.1
$1.50
Colonial Timeline Subtraction Worksheet - worksheet educational content
Colonial Timeline Subtraction Worksheet
2.NBT.B.5
$1.50
2-Digit Addition (no regrouping) Color by Number — Curious Beagle with Flower - worksheet educational content
2-Digit Addition (no regrouping) Color by Number — Curious Beagle with Flower
1.NBT.C.42.NBT.B.5
$1.50
2-Digit Addition (no regrouping) Color by Number — unicorn with star on its forehead - worksheet educational content
2-Digit Addition (no regrouping) Color by Number — unicorn with star on its forehead
1.NBT.C.42.NBT.B.5
$1.50
2-Digit Addition (no regrouping) Color by Number — Farm Animal Rabbit - worksheet educational content
2-Digit Addition (no regrouping) Color by Number — Farm Animal Rabbit
1.NBT.C.42.NBT.B.5
$1.50
2-Digit Addition (regrouping) Color by Number — plant 2 - worksheet educational content
2-Digit Addition (regrouping) Color by Number — plant 2
2.NBT.B.5
$1.50
2-Digit Addition (regrouping) Color by Number — cat sleeping on books - worksheet educational content
2-Digit Addition (regrouping) Color by Number — cat sleeping on books
2.NBT.B.5
$1.50
2-Digit Addition (regrouping) Color by Number — Dino's Yummy Cooking - worksheet educational content
2-Digit Addition (regrouping) Color by Number — Dino's Yummy Cooking
2.NBT.B.5
$1.50

Connect with Workybooks!

7950 Silverton Av #208, San Diego CA 92126
WORKSHEETS
 
READINGKNOVATEACHER TOOLS
RESOURCESCURATED UNITS
FEATURESBLOGCOMPANY
Copyright © 2026 Workybooks. Made with ♥ in California.