About the store
Welcome to Happylearn!
Our store offers fun, simple, and affordable resources created with heart to support busy teachers like you. Whether you're looking for seasonal worksheets, reading comprehension activities, or hands-on math practice — we’ve got you covered!
Each resource is thoughtfully designed to be student-friendly, easy to use, and aligned with early learning standards.
We always love hearing from our community, so feel free to share your feedback or suggestions. If you enjoy our resources, don’t forget to leave a review — it truly helps our small shop grow.
Thanks for visiting, and happy teaching! 🌟
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Bundle Double Digit Addition & Subtraction Within 100 – With Regrouping Practice
This comprehensive math bundle includes everything your Grade 2–3 students need to master double-digit addition and subtraction within 100, all with regrouping! With 150 activity pages and 150 answer keys, this resource covers all key operations—addition, subtraction, and mixed practice. Whether you're reinforcing place value understanding or helping students build fluency in multi-digit computation, this ready-to-use bundle provides the perfect spiral review or daily practice throughout the sch
2nd - 3rd
Arithmetic, Basic Operations, Math Test Prep
Year-Round Mystery Picture Math Activity Bundle – Addition&Subtraction Within 20
Keep math fun and engaging all year long with this 17-Holiday Mystery Picture Math Activity Bundle! Each themed worksheet set lets students practice addition and subtraction within 20 while revealing a hidden seasonal or cultural picture. Perfect for Kindergarten to Grade 2, these activities combine math fluency, fine-motor skills, and holiday excitement in one easy-to-use format. Students solve math problems, cut and match picture squares to their answers, glue them in place, and watch as a
K - 2nd
Arithmetic, Basic Operations
St. Patrick’s Day Missing Addends & Subtrahends to 100 – Mixed Math Bundle
Give your students the ultimate St. Patrick’s Day math practice with this Missing Numbers to 100 Mega Bundle, featuring three complete worksheet sets: Missing Addends, Missing Subtrahends, and Mixed Missing Addends & Subtrahends. Designed for Grades 2–3, these engaging worksheets help students build fluency in solving equations with unknown numbers while strengthening their understanding of number relationships and the connection between addition and subtraction. Festive St. Patrick’s Day i
2nd - 3rd
Arithmetic, Basic Operations
Easter Missing Addends & Subtrahends to 100 – Mixed Math Worksheets Bundle
Give your students the ultimate spring math practice with this Easter Missing Numbers to 100 Mega Bundle, featuring three complete worksheet sets: Missing Addends, Missing Subtrahends, and Mixed Addends & Subtrahends. Designed especially for Grades 2–3, this bundle helps students strengthen number sense, deepen their understanding of addition and subtraction relationships, and build fluency in solving equations with unknown numbers. Each worksheet set includes adorable Easter-themed illustra
2nd - 3rd
Arithmetic, Basic Operations
Seasonal Comparing Numbers Worksheets Bundle – Fun Math Activities | Grades 1–2
Make number comparison practice engaging all year long with this Seasonal Comparing Numbers Bundle! This bundle includes all 4 seasonal sets—Spring, Summer, Fall/Autumn, and Winter—designed for Grades 1–2. Students will practice comparing numbers up to 1,000 using fun themed activities that build number sense and confidence. Each season includes multiple worksheet types: comparing numbers, true/false, missing numbers, and comparing sums & differences. Perfect for centers, morning work, h
1st - 2nd
Arithmetic, Basic Operations, Numbers
4-Digit Addition & Subtraction with Regrouping – Mixed Practice Within 10,000
Practice both addition and subtraction with regrouping in one resource! These mixed review worksheets feature 4-digit problems that challenge students to choose the correct operation and regroup when necessary. Each worksheet provides 9 vertical addition problems that require regrouping across the place values (ones, tens, hundreds). Great for daily practice, homework, or math review. What’s Included: 50 Practice Worksheets – Focused on 4-digit addition and subtraction with regrouping 50 Answe
2nd - 4th
Arithmetic, Basic Operations, Math Test Prep
FREE Missing Numbers Addition within 20 Worksheet – Math Practice for Grades 1-2
Hey teachers! Looking for a fun and engaging way to help your students practice addition? These Missing Number worksheets are perfect for young learners in Grades 1-2! With these 5 simple worksheets, your students will love finding the missing addends in addition problems with sums within 20. It’s a great way to reinforce their math skills while keeping them entertained and challenged at the same time! What’s included:5 worksheets with missing number problems5 answer keys for quick and ea
K - 2nd
Arithmetic, Basic Operations, Math
St. Patrick’s Day Missing Subtrahends to 100 – Math Worksheets | Grades 2–3
Strengthen your students’ subtraction skills and number sense with this St. Patrick’s Day–themed set of Missing Subtrahends to 100 worksheets! These engaging practice pages help Grades 2–3 learners master finding unknown numbers in subtraction equations, all while enjoying cheerful holiday graphics such as shamrocks, rainbow coins, and leprechaun hats. Perfect for math centers, seasonal review, morning work, independent practice, or small-group instruction, this resource offers structured pract
2nd - 3rd
Arithmetic, Basic Operations, Numbers
CCSS
2.OA.B.2
, 3.OA.D.8
St. Patrick’s Day Missing Addends to 100 – Math Worksheets | Grades 2–3
Strengthen your students’ number sense and problem-solving skills with this St. Patrick’s Day–themed set of Missing Addends to 100 worksheets! These fun and engaging practice pages help Grades 2–3 learners master the concept of finding unknown numbers in addition equations. With cheerful shamrocks, leprechaun hats, and pots of gold, students stay motivated while building fluency and confidence. This resource is ideal for math centers, seasonal review, morning work, small-group instruction, or i
2nd - 3rd
Basic Operations, Math, Numbers
CCSS
2.OA.B.2
, 3.OA.D.8
Winter Comparing Numbers Worksheets – Fun Math Activities | Grades 1–2
Help your students strengthen number sense this winter with these engaging Comparing Numbers Worksheets! Learners will practice identifying greater than, less than, and equal to symbols, completing number sentences, and solving comparison problems with addition and subtraction. Each activity is designed to build logical thinking and reinforce place value understanding in a fun, seasonal way. Perfect for winter math centers, morning work, or homework practice.What’s Included Number Compariso
1st - 2nd
Arithmetic, Basic Operations, Numbers
FREE!! Missing Numbers Subtraction within 20 Worksheet – Missing Subtrahends
Hey teachers! Need a fun and easy way to help your students master subtraction? These Missing Number subtraction worksheets are perfect for young learners in Grades 1-2! With these 5 worksheets, your students will enjoy finding the missing subtrahends in subtraction problems with differences within 20. It's a fantastic way to strengthen their subtraction skills while keeping them engaged and motivated! What’s included:5 worksheets with missing number subtraction problems5 answer keys for
K - 2nd
Arithmetic, Basic Operations, Math
Fall Comparing Numbers Worksheets – Fun Math Activities | Grades 1–2
Help students strengthen number sense with these Fall Comparing Numbers Worksheets! Perfect for Grades 1–2, this resource uses autumn-themed practice pages to guide learners in comparing numbers up to 1,000. Students will practice writing symbols (> , < , =) and determining true or false comparisons, building both fluency and confidence. With 23 total worksheets and matching answer keys, this set is perfect for math centers, morning work, homework, or seasonal review. What’s Included: 10
1st - 2nd
Arithmetic, Basic Operations, Numbers
3-Digit Addition & Subtraction Within 1,000 With Regrouping – Math Worksheet
Master both addition and subtraction with this comprehensive 3-digit math worksheet set! Designed for Grades 2–4, students will solve mixed problems that require regrouping, strengthening their number sense and problem-solving abilities. With 16 problems per page and a total of 50 practice pages, this resource provides ample practice to boost fluency and confidence. Perfect for review, homework, or math centers! What’s Included: 50 Mixed Practice Worksheets – Each page includes 16 problems combi
2nd - 4th
Arithmetic, Basic Operations, Math Test Prep
CCSS
2.NBT.B.7
, 3.NBT.A.2
Summer Addition & Subtraction within 100 Mega Bundle – With & Without Regrouping
This Summer Double Digit Addition & Subtraction MEGA Bundle is your all-in-one solution for mastering two-digit computation! Designed for Grades 1–3, this bundle includes both with and without regrouping practice in addition, subtraction, and mixed operations, all wrapped in a fun, summer-themed format. With a total of 300 worksheets and 300 answer keys, this set is ideal for differentiated instruction, summer review packets, math centers, or independent practice. What’s Included: ➕ N
1st - 3rd
Arithmetic, Basic Operations
Double Digit Addition Within 100 – With Regrouping | 2-Digit Addition Practice
Build essential addition skills with this engaging worksheet pack focused on double-digit addition within 100 with regrouping. Designed for 1st and 2nd-grade students, these worksheets provide plenty of structured practice to help boost fluency and confidence in math. Use them during math centers, independent practice, homework, early finisher activities, or throughout the year for consistent skill reinforcement. With cute clipboard visuals and 50 activity pages plus answer keys, this set is bot
2nd - 3rd
Arithmetic, Basic Operations, Math Test Prep
2-Digit Addition Within 100 Without Regrouping – Math Worksheets | Grades 1–2
Give students the practice they need to master 2-digit addition without regrouping! This set of worksheets focuses on addition problems within 100, making it perfect for building accuracy and confidence in Grades 1–2. Whether used for morning work, math centers, or homework, these no-regrouping pages are a simple and effective resource. What’s Included: 50 Addition Worksheets (2-digit numbers within 100, no regrouping) 50 Answer Keys for quick grading Large, easy-to-read format for early learner
1st - 2nd
Arithmetic, Basic Operations, Math Test Prep
CCSS
2.NBT.B.5
Double Digit Subtraction Within 100 – With Regrouping | 2-Digit Subtrac Practice
Help students master subtraction with regrouping using this comprehensive set of double-digit subtraction worksheets within 100. With 50 practice pages and matching answer keys, this resource provides ample opportunities for skill development, fluency building, and confidence boosting in subtraction. Perfect for use in math centers, independent work, homework, or test prep—these worksheets are designed with a kid-friendly layout and adorable visuals that make learning subtraction fun and approac
2nd - 3rd
Arithmetic, Basic Operations, Math Test Prep
4-Digit Addition & Subtraction No Regrouping – Within 10,000 | Worksheets G.2-3
Practice both addition and subtraction of 4-digit numbers within 10,000— without regrouping! This mixed operations pack is ideal for reviewing place value and operational understanding in a low-stress format. Great for math warm-ups, homework, or spiral review. What’s Included: 50 Mixed Practice Worksheets (8 addition + 8 subtraction per page) 50 Answer Keys Includes vertical 4-digit problems only No regrouping needed Clear, structured format for consistent practice Skill Alignment: Add and subt
2nd - 3rd
Arithmetic, Basic Operations, Math Test Prep
Summer 4-Digit Addition & Subtraction Mega Bundle – With & Without Regrouping
This Summer-Themed Mega Math Bundle is perfect for Grades 2–4 students to build fluency in 4-digit addition and subtraction—with and without regrouping. Whether you're introducing new concepts or reviewing previously taught skills, this bundle offers comprehensive practice that’s both engaging and effective! With cheerful summer designs, 600 printable pages, and clear layouts, students will enjoy practicing advanced math skills in a fun seasonal context. Ideal for math centers, homework, test p
2nd - 4th
Arithmetic, Basic Operations
4-Digit Subtraction with Regrouping – Math Worksheets Within 10,000 | Grades 2–4
Support your learners in mastering 4-digit subtraction with regrouping. This set includes 50 worksheets with vertical subtraction problems involving borrowing. Ideal for Grades 2–4 to strengthen number sense and accuracy. Each worksheet provides 9 vertical addition problems that require regrouping across the place values (ones, tens, hundreds). Great for daily practice, homework, or math review. What’s Included: 50 Practice Worksheets – Focused on 4-digit subtraction with regrouping 50 Answer
2nd - 4th
Arithmetic, Basic Operations, Math Test Prep
Showing 1-20 of 86 results
About the store
Experience
Welcome to Happylearn!
Our store offers fun, simple, and affordable resources created with heart to support busy teachers like you. Whether you're looking for seasonal worksheets, reading comprehension activities, or hands-on math practice — we’ve got you covered!
Each resource is thoughtfully designed to be student-friendly, easy to use, and aligned with early learning standards.
We always love hearing from our community, so feel free to share your feedback or suggestions. If you enjoy our resources, don’t forget to leave a review — it truly helps our small shop grow.
Thanks for visiting, and happy teaching! 🌟
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