Number & Operations in Base Ten
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Addition by Regrouping Classroom Poster
Learn the steps to addition with regrouping with this simple classroom poster.
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Addition Strategies Task Cards
Practice using the jump strategy, break apart strategy, compensation strategy and 100s chart strategy with this set of task cards.
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Break Apart Strategy Addition Worksheet Pack
Practice using the break apart strategy with this worksheet set.
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Adding within 1,000 Strip Diagram Match Up Activity
Practice using the strip diagram to add numbers within 1,000 with this match up activity.
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Subtraction Using the Bar Model - Worksheet
Review and assess your students’ subtraction skills with a 3-digit subtraction worksheet focusing on the bar model strategy.
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Subtraction using Place Value Disks - Worksheet
Subtract 3-digit numbers using place value disks with a printable 3rd-grade subtraction worksheet.
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Teaching the Subtraction Algorithm - Instructional Slides
Use this animated Instructional Slide Deck with your students when teaching how to use the subtraction algorithm with regrouping.
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Addition and Subtraction Work Mat
Practice addition and subtraction concepts daily with a printable work mat for students.
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Trade It! Subtraction with Regrouping Game
Play a fun, hands-on board game in groups when learning to solve subtraction equations that require regrouping.
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Jump Strategy - Number Line Addition Game
Practice using the jump strategy for multi-digit addition with a fun math game.
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Vertical Number Line - Rounding Worksheets
Use a vertical number line to round whole numbers to the nearest ten, hundred, thousand, and ten thousand with a set of rounding worksheets.
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Mixed Operations Minute Math Booklet (Lower-Level Version)
Jump into your math lessons with this ten-page mental math booklet covering the four operations and number patterns.
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Addition and Subtraction Minute Math Booklet
Warm-up (or assess) with this 10-page booklet of addition and subtraction drills.
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Making Ten Teaching Slide Deck
A 14-slide PowerPoint that uses engaging animations to walk students through the 'making ten' addition strategy.
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Rounding to Estimate Worksheet Set
Use our rounding to estimate worksheet set to sharpen number sense and mental math skills.
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Rounding PPT — "Rounding With Reasoning"
Use this engaging rounding PPT to teach your students to round with reasoning — not rules!
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Rounding With a Number Line Teaching Slides (Large Numbers)
Teach rounding with a number line using this set of teaching slides featuring numbers up the hundred thousands.
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Two-Digit Addition Using the Split Strategy – Poster and Worksheets
Teach your students how to use partitioning for two-digit addition with this ice cream-themed poster and worksheets.
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Rounding to the Nearest 10 Worksheet
Teach your students to round to the nearest 10 with this printable math worksheet designed for 3rd and 4th grade students.
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Estimating Sums and Differences Differentiated Worksheets
Teach your students how to round and use compatible numbers to estimate sums and differences with this set of differentiated worksheets.
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Halloween 3-Digit Subtraction Worksheet
Bring a bit of spooky season into your classroom with a printable Halloween Subtraction worksheet.
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Break Apart Strategy Interactive PowerPoint
Learn all about the break apart strategy with this teaching PowerPoint.
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Adding within 1,000 Mystery Image Reveal Worksheet
Practice using the strip diagram to add within 1,000 with this fun mystery picture reveal activity.
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Adding within 1,000 Expanded Form Worksheet
Practice using the break apart strategy by working through this addition worksheet.
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Adding within 1000 Addition Strategy Task Cards
Practice using a number of addition strategies to add numbers within 1000 with this set of task cards.
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Spooky Subtraction 4-Digit Color by Number - Worksheet
Bring a bit of spooky math fun into the classroom with a Halloween color by number worksheet focused on subtracting four-digit numbers.
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3 Digit Subtraction Worksheets - Subtraction Strategy Practice
Review and assess your students’ subtraction skills with a pack of printable worksheets covering various strategies for 3-digit subtraction.
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Subtraction Strategies – Worksheet
Assess your students’ knowledge of subtraction strategies with a subtraction assessment.
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Subtraction Strategies Puzzle Match
Practice identifying and using different subtraction strategies with a set of printable math puzzles.
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Goal Getters- Rounding to the Nearest Ten Worksheets
Score a goal and master rounding numbers on a number line with a soccer-themed rounding to the nearest ten worksheet.
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Rounding Worksheets - Cut and Paste
Provide your students with engaging practice to help them understand rounding with a set of differentiated worksheets.
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Double-Digit Subtraction Strategies Posters
Remind your students to use different subtraction strategies with a set of printable subtraction anchor charts.