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# Math - Addition & Subtraction

## Related Boards

Snag this addition freebie! "Build it" cards have students practicing addition within 20 and showing their answers.

Break Those Numbers Apart! (Blog Post) Why I traded in place value blocks for unifix cubes. Help students understand that tens (or hundreds) can break apart and be regrouped to subtract.

### Break Those Numbers Apart!

Strategy: Subtraction Anchor chart Subject: Numbers & Operations Process: Problem solving Common Core: 2.NBT.5 Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction. Need: strategy for abstract practice Goal: trick for procedural knowledge Materials: anchor chart Summary: Teach students procedural poem, practice with subtraction problems

### Blog Hoppin': Two Digit Subtraction with a Freebie!

imbloghoppin.blogspot.com

A fun way to encourage addition math skills with cups and paper towel or toilet paper rolls.

### DIY Addition Game | Crafts for Kids | PBS Parents

pbs.org

First grade common core place value, numbers 11 to 19, number chains and what to do with them!

### My Mommy Reads: Teacher Action

Easy workstation activity for making 5

Number Sense Craftivity - Students trace their hands, cut out glue down onto A3 paper, except for the fingers! #preschool #kidscrafts (pinned by Super Simple Songs)

### Number Sense Craftivity

reliefteachingideas.wordpress.com

Addition and subtraction anchor charts to help the kids remember which way to go on the number line. Smart!

quick and easy addition game: finding addends | teachmama.com | math printable #weteach

teachmama.com

Accountable Learning with Right Wrong Strategy FREEBIE

### Accountable Learning with Right Wrong Strategy |

yearn4learning.blogspot.com

Add to a math center or calendar. I love this!

### Buggy for Second Grade: November 2011

Dance moves to teach subtraction with regrouping

### Smiling in Second Grade: Time-Out Tuesday and Some Dancing

First Grade Subtraction Using Ten Frames

Miss Van Maren's Fantastic First Grade: Math Journal: "Tools for your Toolbox" doubles plus one

Decomposing number ideas!

### Kinder Kraziness: Decomposing in Kindergarten

kinderkraziness.blogspot.com

great way to teach regrouping

### Math Lesson Plan - Popsicle Stick Regrouping Fun

lessonthis.com

Trace hands, cut out & glue down, except for the fingers. Make sums to 10 & record underneath.

### Number Sense Craftivity

reliefteachingideas.wordpress.com

Great idea!

Novelty way to practice facts or complete tasks

Muffin Tin & Pingpong Ball Math Game - FUN! Can put sight words and play it as a Word Game Pingpong.

### Muffin Tin Math - Plain Vanilla Mom

plainvanillamom.com

Math center activity