Debug Algorithm
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Programs & methods
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
Spooktacular Halloween Multiplication Worksheets
Make math magical this October with our Halloween-themed multiplication word problems! Perfect for helping your students master partial products and the standard algorithm — all wrapped up in fun, seasonal stories that keep them engaged. Each page includes an exciting extension problem to challenge your learners and deepen their understanding. Perfect for practice after your unit test or as a festive review before Halloween! Bring a little spooky fun to your math block and watch your students
3rd
Basic Operations
Adding/Subtracting with and without Regrouping (November)
This is a product I created for my students that struggled with the steps of adding and subtracting numbers with and without regrouping. Scaffold's are present to help with the early stages of learning the steps for the standard algorithm. Added are some fun Thanksgiving themed pictures for students to color when they have completed the problems. Total of 9 worksheet pages and one cover page. Plenty of practice for students.
2nd - 5th
Applied Math, Basic Operations, Place Value
CCSS
2.NBT.B.5
, 2.NBT.B.6
2–3 Digit Addition No Regrouping Worksheets & Error Analysis Bundle
Save money by purchasing this bundle! Individually, these resources total $6.50, but this bundle is available for $5.00. Build student confidence in addition using place value strategies, visual supports, and error analysis tasks designed to deepen mathematical understanding. This bundle combines my: 2 & 3-Digit Addition No Regrouping Worksheets 2–3 Digit Error Analysis Addition Worksheets These resources help students develop fluency with addition while also identifying and correcting commo
2nd - 3rd
Basic Operations
CCSS
2.NBT.B.5
, 2.NBT.B.7
, 3.NBT.A.2
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