Debug Algorithm
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Subtraction to Twenty Worksheets includes crack the code, algorithms
Subtraction to 20 Worksheets – Crack the Code, Number Lines, Algorithms & More | Kindergarten–Grade 2No-Prep Printables for Building Early Subtraction FluencyThis set of 34 black-and-white, no-prep printable worksheets helps students practice subtraction within 20 using a variety of strategies, themes, and puzzles. Designed for learners who are developing the skill of counting back to subtract, these worksheets keep subtraction practice fun and engaging with visual supports, cut-and-paste activi
1st - 4th
Arithmetic, Basic Operations, Math
CCSS
1.OA.A.1
, 2.OA.B.2
, MP1
+1
Standard Algorithm Addition Practice Worksheets. Basic Simple Adding Activities
Here are several addition practice worksheets that would help your students learn to add numbers using a standard algorithm. These basic and simple sheets can help your kids master this skill through repetition and practice. You can use these worksheets as a review, homework, quiz, test, assessment, or practice for your students in 2nd, 3rd, and 4th grade students. The contents of this product are grouped into the following sections (folders): A. Find the Sum. The addends are aligned vertical
1st - 4th
Arithmetic, Basic Operations, Math
Adding Hundreds Together Worksheets Includes Algorithms Color By Addition
Adding hundreds worksheets and printables that includes blocks and sticks. This is a set of 26 Adding Hundreds Black and White Printable Worksheets. Updated: Now included a zip with files in British (UK) and American (USA) english. The worksheets are designed to help children add hundreds, the first sheets work with counting in hundreds, then there are worksheets on adding hundreds with objects for support, finally there are pages where you add just the numbers, then fun worksheets where student
1st - 3rd
Arithmetic, Basic Operations, Math
CCSS
2.NBT.B.8
, MP1
Not Your Standard Algorithm (part 2)
Not Your Standard Algorithm (part 1) is aligned with CCS 2.NBT.7 and 2.NBT.9
Students will add/subtract up to 1000.
Students will explain why addition & subtraction strategies work.
The philosophy behind the Common Core is for students to have a deeper understanding of numbers and their values. No longer is it acceptable to ONLY teach your students the standard algorithm to solve equations. Students should be taught multiple ways to solve problems that incorporate manipulatives, pictures, and m
1st - 3rd
Arithmetic, Math, Place Value
2-Digit Addition with Regrouping Worksheets - Standard Algorithm
Are your students struggling with 2-digit addition with regrouping? This "No Prep" packet is designed to help 2nd graders master the concept of carrying over with confidence. Featuring a cute Valentine's Day Truck theme, these worksheets provide clear visual cues to guide young learners through the process step-by-step. ✨ Student Benefits & Features:Visual Scaffolding: Each problem includes a specific "regrouping box" above the tens column, reminding students exactly where to carry the 1. This
PreK - 3rd
Arithmetic, Basic Operations, Other (Math)
Not Your Standard Algorithm (part 1)
Not Your Standard Algorithm (part 1) is aligned with CCS 2.NBT.5 and 2.NBT.9
Students will add/subtract up to 100.
Students will explain why addition & subtraction strategies work.
The philosophy behind the Common Core is for students to have a deeper understanding of numbers and their values. No longer is it acceptable to ONLY teach your students the standard algorithm to solve equations. Students should be taught multiple ways to solve problems that incorporate manipulatives, pictures, and
1st - 3rd
Arithmetic, Math, Place Value
Addition and Subtraction Mats to 1,000 and 10,000 Base Ten & Standard Algorithm
These versatile math mats help students visualize and solve addition and subtraction problems using both base ten models and the standard algorithm. Designed to strengthen understanding of place value and multi-digit operations, these mats give students a clear structure for representing, modeling, and solving problems step by step. This download includes two versions: Version 1: For numbers within 1,000 (three-digit numbers) Version 2: For numbers within 10,000 (four-digit numbers) Each mat
1st - 4th
Arithmetic, Basic Operations, Place Value
CCSS
1.NBT.A.1
, 1.NBT.B.2
, 1.NBT.B.2a
+26
2-Digit Addition & Subtraction With Regrouping Task Cards, STANDARD ALGORITHM
2 Digit Addition & Subtraction With Regrouping Task CardsLet your students practice 2 digit addition and subtraction with these fun and engaging task cards. Your students will love practicing with these simple and easy to use task cards. Included are:- 32 color task cards - 32 B & W task cards - 2 different recording sheets - Answer key keywords: addition task cards, subtraction task cards, 2 digit addition with regrouping task cards, 2 digit subtraction with regrouping task cards, 2 digit addit
1st - 3rd
Arithmetic, Basic Operations, Math
CCSS
2.NBT.B.5
, 2.NBT.B.6
, 2.NBT.B.7
+1
SUBTRACTION ALGORITHM - Whole Class Program - Includes Screener/Differentiation
This program contains:
PROGRAM (103 pages)
- Screener (Foundation to Year 4)
- Class Overview for easy ability grouping
- 62 Practice Cards (12 levelled algorithms on each card)
- 20 Fun Worksheets (Hidden Numbers and Riddles)
- 50 Task Cards (Word Problems)
ANSWER BOOK (103 pages)
Number Facts Screener by strategy
Poster - Subtraction Facts
The preview includes the contents pages and descriptions of the activities provided. Australian curriculum references are included for those teachers who
1st - 6th
Arithmetic, Basic Operations, Other (Math)
ADDITION ALGORITHM - Whole Class Program - Includes Screener for Differentiation
This program contains:
PROGRAM (117 pages)
- Screener (Foundation to Year 4)
- Class Overview for easy ability grouping
- 82 Practice Cards
- 26 Fun Worksheets (Hidden Numbers and Riddles)
- 40 Task Cards (Word Problems)
ANSWER BOOK (117 pages)
Addition Number Facts screener by strategy (1 page)
Class Overview of Addition Number Facts mastery (1 page)
Posters of Addition number facts (3 pages)
The preview includes the contents pages and descriptions of the activities provided. Australian curri
1st - 5th
Arithmetic, Basic Operations, Other (Math)
Boom Cards Subtract 2 Digit Numbers With & Without Regrouping Using Algorithm
Students demonstrate their knowledge of the subtraction algorithm as they subtract 2-digit numbers with regrouping. ❤️ Students drag the regrouping marks and type the new number of ones and tens into the red boxes. ✅ Next, they subtract the columns and type their answer in the green box. ✅ 20 Cards are self-checking and shuffle each time the deck is played. ✅ An interactive game for iPad, computer, SmartBoard, or projector. ❤️ How about a Boom Cards Math Center? ❤️ Cards are self-correcting
1st - 2nd
Arithmetic, Math, Numbers
CCSS
2.NBT.B.5
ADDITION & SUBTRACTION ALGORITHMS - Whole Class/Differentiated - BUNDLE - 400+p
This bundle includes my addition and subtraction Intervention Programs. Both programs include a SCREENER for skill identification, an ANSWER BOOK and TASK CARDS for independent consolidation. Students can also track their own progress on individual trackers.
This is a MASTERY approach based on the work of Lev Vygotsky and the Zone of Proximal Development (ZPD). It targets the skill the student can do without help and what they need to master next. It builds on the skills they already have
1st - 6th
Arithmetic, Basic Operations, Other (Math)
Boom Cards Adding 2 Digit Numbers With & Without Regrouping Using Algorithm
Students demonstrate their knowledge of the addition algorithm and regrouping as they add 2-digit numbers. ❤️ Students determine if regrouping is required and place a 1 in the red box to show they are regrouping 10 ones to make an additional ten in the tens column. ✅ If so, they type a red 1 in the red box provided above the tens column. ✅ If not, they leave the red box blank. ✅ 20 Cards are self-checking and shuffle each time the deck is played. ✅ An interactive game for iPad, computer,
1st - 2nd
Arithmetic, Math, Numbers
CCSS
2.NBT.B.5
Subtraction Standard Algorithm with Place Value Assist
A graphic organizer that reinforces place value and regrouping for subtraction, which can be laminated or used as a scaffolding handout.
1st - 4th
Arithmetic, Basic Operations, Place Value
CCSS
1.NBT.C.6
, 2.NBT.B.5
, 2.NBT.B.7
+3
Addition with Partial Sums and Standard Algorithm
An easy-to-use guide for students struggling with keeping their addition algorithm in line, this sheet can be laminated or given as a guide for scaffolding.
1st - 4th
Arithmetic, Basic Operations, Place Value
CCSS
1.NBT.C.4
, 2.NBT.B.5
, 2.NBT.B.6
+3
two-digit addition and subtraction using multiple methods
Without the use of algorithms, this 4 week unit systematically introduces two-digit addition with regrouping (week 1), and two-digit subtraction with regrouping to (weeks 2 and 3). Week 4 has five two-page reviews of the previous 3 weeks. Each two-page lesson is organized to include multiple methods: number lines, strip diagrams, drawings of ones and tens, and expanded form. An addition test and a subtraction test is included for your convenience. This unit uses Texas process TEKS 2.1B,C,D,E,
1st - 3rd
Arithmetic, Math Test Prep, Place Value
Find the Missing Number (2 digits)
This products contains 24 algorithms with a missing addend. Each card can be cut and pasted to file folder or simply put into a ziplock bag for students to sort.
Questions regarding this product or any other product in my store, can be sent to:
sra.proudfoot@gmail.com
1st - 2nd
Arithmetic, Spanish
Two-Digit Multiplication Practice
Multiplication practice sheet with algorithm reminders in the form of placement graphics to help students remember the steps and help the student to study wonderfully. To request more, please contact us https://www.teacherspayteachers.com/Store/The-Strong-Professor
PreK - 2nd, Adult Education
Arithmetic, Basic Operations, Math
Multiplying Integers
Multiplying Integers Multiply the integers using the standard algorithm
1st - 3rd
Arithmetic, Math, Mental Math
Interactive Math Mats (Multiplication) K-5
Interactive math mats can be used for introducing multiplication algorithms, for interactive journals, centers, or for students needing graphic organizers when setting up multiplication problems. Multiplication pack include lattice multiplication, area model multiplication, and standard algorithm multiplication, all include 3x1 digit, 4x1 digit, 2x2 digit, and 2x3 digit.
K - 6th
Arithmetic, Basic Operations, Math
2.NBT.5 Task Cards Fluently adding & subtracting within 100
Task Cards- Fluently adding & subtracting within 100 using standard algorithm aligned with 2.NBT.5
I use these with my kids after I introduce the concept. When students are working on math by themselves (during a concept that is a version of daily 5 for math), they can work through these task cards. You can also set them up around the room and have students move through the task cards. Included in this pack:
*32 task cards
*Recording Sheet
*Answer Key
This is a set of 32 task cards, a record
1st - 2nd
Arithmetic, Basic Operations
CCSS
2.NBT.B.5
Also included in: BUNDLE 2.NBT Task Cards
Subtraction with Regrouping Step-by-Step Book
A great tool to help your students remember how to use the algorithm to solve 2 digit subtraction problems!
Options for use:
- Can be left as a single page mat (as shown).
- Cut apart and staple together to make a book
- Cut apart and place on a binder ring to make a flip book
- Cut apart and make it into an ordering game!
- Cut apart and use as an interactive notebook
Other products to check out:
CCSS Daily Math Warm Ups 2nd Grade - January
Math Fluency Mastery Packet {Addition and Sub
1st - 3rd
Arithmetic, Math
CCSS
2.NBT.B.7
2-Digit Subtraction Bookmark Checklist
Students struggling to remember the rules and steps of subtracting using the standard algorithm with or without regrouping? Use either detailed, step-by-step 2-digit subtraction checklist to help! Print on any colored paper or cardstock and laminate them for future use and add them to a ring of checklists for students to refer back to when needed! **Visit my other growing step-by-step checklist resources to add to your students' growing ring of checklists!** Please leave feedback or suggestions
1st - 4th
Arithmetic, Basic Operations, Place Value
CCSS
1.NBT.C.6
, 2.NBT.B.5
, 2.NBT.B.7
+6
2-Digit Addition Checklist Bookmark
Students struggling to remember the rules and steps of adding using the standard algorithm with or without regrouping? Use either detailed, step-by-step 2-digit addition checklist to help! Print on any colored paper or cardstock and laminate them for continued future use and add them to a ring of checklists for students to refer back to when needed! **Visit my other growing step-by-step checklist resources to add to your students' growing ring of checklists!** Please leave feedback or suggestion
1st - 4th
Arithmetic, Basic Operations, Place Value
CCSS
1.NBT.C.4
, 2.NBT.B.5
, 2.NBT.B.6
+7
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