First Things First

Students should be familiar with these terms when learning about addition and subtraction. Here is a great way to reinforce the vocabulary! Cut and paste the words under the correct operation.

Use these worksheets and write-on/wipe-off activities to reinforce the addition strategy for counting on.

Included are 6 different worksheets to practice differentiating between number sentences that are equal and number sentences that are not equal. There is also some practice with greater than, less than and equal to. These worksheets are aligned to the CCSS.Math.Content.1.OA.D.8

This is a length and measurement assessment made for 1st grade to go along with the CCSS under Measurement and Data. It includes questions to test for mastery after teaching the skills of length and measurement.

These story problems can be used for many different types of practice. Included: -18 addition story problems -18 subtraction story problems -In color and black and white -addition story problem worksheet (write-on/wipe-off page) -subtraction story problem worksheet (write-on/wipe-off page)

This is a great introduction to teaching students about more or less/greater than/less than. It incorporates counting skills and identifying groups of more or less. The directions are easy to follow for an independent math center. You could also use this activity in a small guided math group. *Laminate the cards for center before using so that students may use a dry erase marker to circle the bees. :)

Included are 7 practice pages aligned to common core 1st grade math standards. It includes subtraction within 10 using a number line, counting back and story problems.

These assessments are all aligned to the first grade math Common Core State Standards. Each assessment is out of 4 points (you could make it out of more if you'd like). These mini formative assessments are a great way to check in with your first graders throughout the school year. There is also a 4 point 1st grade review at the end. 30 pages included!!

These posters include the number, number word, tens frames, dice, tallies and base ten blocks for numbers 0-20. The theme is stripes, polka dots and stars.

This pack includes writing, math and coloring activities for the 100th day of school. There is a 100 day hat, math color by addition/subtraction fact, find the missing number to make 100, four writing activities, a certificate for being 100 days smarter (color and b&w), and more!

This assessment is aligned to the CCSS under Operations and Algebraic Thinking.

These story problems can be used for many different types of practice. Included: -18 addition story problems. -18 subtraction story problems. -In color and B & W. -Addition and Subtraction story problem worksheet (write on wipe off -when laminated-)

This product comes with 8 worksheets and a fun fact family math center! There are 3 worksheets that you can fill in your own numbers or have students create their own fact families. Using the houses is a fun way to introduce and practice this math skill.

Aligned with Common Core! This pack includes the following learning skills/targets: -addition (adding 2 numbers to 20, adding 3 numbers up to 20) -subtraction (within 20) -sequential order writing -complete the pattern - winter word building - build a sentence - writing pages - crossword puzzle - winter puzzle Visit my blog at pfeiffersfirsties.blogspot.com for updates and freebies!

These worksheets and mini books are great for extra practice with fact families. The worksheets are split into fact families within 10 and fact families within 20. Included in this pack are 4 fact family worksheets 0-10, 4 fact family worksheets 10-20, 2 foldable fact family mini books 0-10 and 2 foldable fact family mini books 10-20.

These posters include the number, number word, tens frames, dice, tallies and base ten blocks for numbers 0-20. Cute and educational for any primary classroom :)