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mental addition and subtraction

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mental addition and subtraction

21,024 results
This file includes all of the mental math strategy units in the Complete Addition Collection and the Complete Subtraction Collection. The units in the addition collection include:- Counting On- Doubles- Doubles Plus One- Make a Ten- Making Multiples of Ten- Left to Right Addition- Break ApartThe uni
37 Board Games included- NO PREP !!Doubles, Near Doubles, Friends of 10, Add 10, Add 9, Commutativity, add 3 numbers, count back or up.This Bundle includes 37 No Prep games that cover a variety skills and mental strategies for Addition and Subtraction. Perfect for Maths Centers or to send home for h
Mental math is one of the most popular math focuses but many teachers struggle with building these skills. This package contains 14 lessons, each focusing on a different mental math addition or subtraction strategy! Strategies include counting on/back, multiples of ten, friendly numbers and expand
1st - 4th, Higher Education
Mental Math Strategy Anchor Charts + A6 Flip Cards (Addition and Subtraction)A set of 27 A4 highly appealing anchor charts, with examples, to use as a teaching tool to support modelling and for display in your class.This set includes the strategies to assist students in basic fact recall as well as
This second grade math standards-based place value unit focuses on the Common Core math standards 2.NBT.8. This asks students to mentally add 10 or 100 or mentally subtract 10 or 100 from a given number. There are daily lesson plans, whole group activities, partner practice activities, MATH group ce
Planning high quality, engaging lessons for mental math strategies does not have to be stressful or take a lot of time. With this fun, digital and printable unit, you will have EVERYTHING you need to teach and assess your students as they learn to use mental math for addition and subtraction of 10
This is a perfect mini unit to use when teaching students how to mentally add tens and hundreds! It includes games, activities, checks for understanding, and a unit test. The packet contains: -Skip Counting Sheet (2.NBT.A.2) -Action at the Arcade: real world application worksheet -More or Less Ac
This packet includes 10 mental math strategy posters and other resources IN SPANISH that help students build mental math fluency (0-20). This product helps students acquire strategies to help solve basic addition and subtraction problems flexibly and fluently. The strategies included in this packet
This is a digital file visually explaining the four main strategies used for addition and subtraction during mental math computation. It visually explains the Decomposing Strategy, Branching Strategy (or "Pull Down" Method), Partial Sums Strategy, and Open Number Line Strategy (or "Jump Up" Meth
Tired of finding math drills that don't necessarily align with the strategies that you're teaching? Tired of wasting paper by having to use a whole paper for one 25-question drill? I've created weekly math drills that align with 11 specific addition and subtraction strategies. Students practice the
Add and Subtract within 20 Using Mental Strategies contains 34 no prep printables common core aligned to 2.OA.B.2. These superhero themed worksheets will engage your students and work well for addition and subtraction within 20 reinforcement!Printables include:10 - Addition and subtraction withi
UPDATED June 2017 Daily Mental Math builds fact fluency with 30 weeks of quick, daily, mental math practice for first and second graders. Use Daily Mental Math as enrichment for Kindergarten or RtI for third grade and up. Daily Mental Math covers: Addition and subtraction within 20 (no regroupin
This resource was created to help students practice the standard 2.NBT.8 - mentally add and subtract 10/100 to a given number 100 - 900.____________________________________________________PLAY!Print off a BINGO card for each student. There are 2 BINGO cards per page for easy copying! The middle spac
Developing mental math strategies is a skill that will help our students for the rest of their lives.  Engage your students in learning these mental math strategies for addition and subtraction with these fun activities and instructional resources. Mental math is important to help our students work
1st - 3rd
Mental Math Addition and Subtraction Strategies provides independent practice or assessment for using various mental math strategies. Addition strategies include decomposing, splitting, and making jumps on a number line. Subtraction strategies include decomposing, counting up, and counting up on
2nd - 4th
These mental math task cards are designed to guide students through mental problem solving of addition and subtraction.Each task card starts with a single- or double-digit number. Students are prompted to add, subtract, or double several times until they arrive at the solution. Each step is separate
Here's a fun game, easy to differentiate, for practicing adding and subtracting tens and hundreds using mental math! Why use Mental Math Game Adding and Subtracting Tens and Hundreds with Sunflower Theme? Mental math is a very important skill that needs to be practiced frequently to be mastered. The
Wouldn't it be great to have mental math problems at your fingertips that review all the computation skills you've been working on? These 100 mental math problems are differentiated to match students' abilities. There are 5 different levels that will build students' mental math fluency from very sim
Peanut Butter and Jelly Time Adding and Subtracting Multiples of Ten Bump Game by Learning Moore in First is an engaging way for students to practice their mental math strategies in math centers or stations. Included are game cards in which students must solve mental math equations such as 79+20= an
This packet includes 10 mental math strategy posters and other resources that help students build mental math fluency (0-20). This product helps students acquire strategies to help solve basic addition and subtraction problems flexibly and fluently. The strategies included in this packet are: - C
4th Grade Mental Math Strategies for Addition and Subtraction QR Code Task CardsThis activity is designed to reinforce the mental math strategies breaking apart, compensation, and counting on. If you are viewing this product, then you probably already know of the usefulness and versatility of task
Product DescriptionThis pack is a great addition to any Math Curriculum for second grade. This product has extensive practice for students who are learning how mentally add and subtract three-digit numbers as well as using an open number line and number chart. This will help him or her understand s
Mental Math Addition and Subtraction (multiples of then) practice with a fun spring theme! Why use Mental Math Adding and Subtracting Tens Spring Theme Game? When children enjoy a game, they'll play it over and over again. That means they'll get plenty of skill practice!How it Works: This spring-the
Are you looking for math games that will add an extra challenge and encourage your first graders to think and strategize? This set of six addition and subtraction mental math strategy games for addition and subtraction through 20 is just what you need for your math rotations! There are lots of oppo
1st - 2nd

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