1st grade 1st grade Math Addition Animals FREE Printables Kindergarten Kindergarten Math Math Subtraction

Math Crack the Code Worksheet

Turn practicing addition into a fun math activity as children get to become detectives with these free printable Addition Crack the Code Worksheets. This huge pack of 25+ pages is perfect for kindergarten and first grade students working on addition within 20.

Turn practicing addition into a fun activity as children get to become detectives with these free printable Addition Crack the Code Worksheets. 25+ pages in this pack of animal themed pages for kindergarten and first grade students working on addition within 20.

Crack the Code Worksheet

Kids need lots of practicing adding numbers within 10 and within 20 so they have a firm foundation for all future math. Math worksheets are a great way to achieve that fluency, however kids can easily become bored with free math worksheets. So we came up with these clever, engaging crack the code worksheets printable to make practicing addition fun for kindergartners and 1st graders.

Whether you are a parent, teacher, or homeschooler – you will love these crack the code worksheet pack to make practicing addition within 10 and subtraction within 10 fun for kids. This is great as extra practice to achieve math fluency, summer learning, fun math activity sheets, math center in your classroom, and as a supplement to your homeschool math curriculum.

Free crack the code worksheets printable

Start by scrolling to the bottom of the post, under the terms of use, and enter your information in the box and click Download Now. If you are a current subscriber, it will confirm that and immediately open the pdf file for you to save. If you are a new reader, WELCOME! By entering in your email address you will be joining our free weekly newsletter with tons of fun, engaging worksheets, games and activities to make learning fun for kids of all ages. You will also get instant access to the freebie.

super cute, free printable Crack the Code Worksheets for kindergarten and first grade students to practice math

Crack the code worksheet pdf

Print the pages and set out with a pencil, crayon, markers, or colored pencil and you are ready to practice addition.

You will love that the answer key is included so you can quickly check your child’s answers!

HINT: The pages are in black and white to save you on printer ink costs!

desert themed Crack the Code Math with cactus, rattle snake, scorpion, camel, gila monster, and more animals

Printable Addition Worksheets

This is a HUGE pack of addition crack the code! There are over 25 pages of math crack the code for kinder and grade 1 to solve.  So done your sleuth hat, grab you magnifying glass, and get ready to solve the clues as you become a math detective!

Students will look at the code – 2 animals from the same habitat. Next, they will look at the top of the math worksheet to see what number the animal represents and write that on the line below the code. Finally, students will solve the code by solving the addition problem they made.

  • For example: a black tarantula is 1 plus a green turtle that is 3 equals 4.
  • Another example: the fox colored red has the value of 4 and we add that to the gila monster colored yellow that is 2 to get the sum of 6.
rainforest Printable Addition Worksheets filled with tree frogs, anteaters, butterflies, jaguar, monkeys, and more rainforest animals

Download Free Crack the Code Math Worksheets!

Math Worksheets for Kindergartners

Whether you are a parent, teacher, or homeschooler – you will love how excited your student is to practice math with these cool crack the code math worksheets! Use them for summer learning, homework, extra practice, seat work, math centers in your classroom, and more!

Kids will love this solve by code math practice! Don’t’ forget to have students color in the pictures along the way. It not only adds to the fun, but is great for strengthening hand muscles they will need for future writing!

For each group of animals, there is an addition page, subtraction page, two addition and subtraction worksheets, and an answer key. Each page has 9 math equations for kids to solve!

polar animals themed Math Worksheets for Kindergartners

Solve the case by using the polar animals code to complete the addition and subtraction equations!

Crack the Code Math Worksheet

We love activities that combine multiple skills, so the images students will see are of animals from different animal habitats. There are 5 pages of habitat printables for each of the five habitats. You will encounter

  • Desert animals such as tarantula, gila monster, armadillo, turtle, camel, fennec fox, eagle, meerkat, scorpion, and a rattle snake.
  • Wetland animals such as alligator, dragonfly, trout, beaver, bullfrog, duck, marsh fly, muskrat, otter, and pond snail.
  • Rainforest animals such as blue morpho butterfly, cara ibis, monkey, tree frog, anteater, tree cutter ant, parrot, piranha, tarsier little monkey, and a jaguar.
  • Polar animal such as puffin, polar bear, beluga whale, seal, walrus, ox, snowy owl, arctic hare, dall sheep, and a moose.
  • Ocean animals such as puffer fish, clown fish, octopus, starfish, shark, clam, sea horse, jellyfish, hermit crab, and a dolphin.

Animal Habitats Sticker Worksheets Silly Animal Puzzles and Animal Habitats Activity for kids animal cookie animal habitats sorting activity

Looking for more fun, hands on, and free habitat activities for kids? Try these:

Crayon CVC WOrds Activity  FREE Beginning Sounds Worksheets  skip counting constellations worksheets

Looking for more free worksheets for kids Prek-8th grade? We have over 1 million pages conveniently arranged by subject and by grade. Plus don’t miss all our many other 1st Grade Worksheets! If you are looking for more free kindergarten worksheets don’t’ miss these resources:

Worksheets and lesson on mollusks, crustaceans, and cephalopods for kids!

Learn more about crabs and other mollusks in our All About Crustaceans, Mollusks & Cephalopods Lesson!

3000+ FREE First Grade Worksheets - kids will have fun learning and practicing 1st grade math, english, alphabet letters, sight words, cvc words, addition, subtraction, blends, digraphs, place value, rhyming, place value, history worksheets, science, worksheets and mroe with these free educational printables for grade 1. Perfect for teachers, parents, and homeschoolers #grade1 #1stgrade #firstgrade #firstgradeworksheets #homeschoolingforfree 100 Books for 1st Graders to Read on their own (arranged by reading level) - includes FREE printable book list to print and take to the library and use as book mark. lots of great choices of printable and books!!! Perfect for summer reading and year round first grade book list! #1stgrade #firstgrade #booklists Help kids learn about what is under their skin with this fun, interactive, and hands on human body project for kids from toddler, preschool, pre k, kindergarten, first grade, 2nd grade, 3rd grade, 4th grade, 5th grade, and 6th grade students. This can be a simple life size human body project or use our free printable templates to add bones of the body, organ templates, and more. This engaging science project is EASY and LOW PREP too. 

First Grade Printables

If you have a 1st grader and you are looking for more fun, hands on grade 1 worksheets, games and activities to make learning fun – you will love these resources!

FREE Telling Time Puzzles - super cute math game to help kindergarten and first grade students learn to tell time with a clock game for kids! #mathgames #kindergarten #kindergartenmath #1stgrade #grade1math Turn practicing addition into a fun activity as children get to become detectives with these free printable Addition Crack the Code Worksheets. These are perfect for kindergarten and first grade students working on addition within 20.

Crack the Code Worksheets Printable Free

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About the author

Beth Gorden

Beth Gorden is the creative multi-tasking creator of 123 Homeschool 4 Me. As a busy homeschooling mother of six, she strives to create hands-on learning activities and worksheets that kids will love to make learning FUN! She has created over 1 million pages of printables to help teach kids ABCs, science, English grammar, history, math, and so much more! Beth is also the creator of 2 additional sites with even more educational activities and FREE printables - www.kindergartenworksheetsandgames.com and www.preschoolplayandlearn.com


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