Primary Basics

90 Mad Minute Subtraction Worksheets to practice fact fluency within 10 and within 20. There is one worksheet for each new subtraction fact number (except for -16 to -20.) There are many, many review worksheets stacked between new facts to practice learned facts. I added a number line for these worksheets because my students are really struggling with subtraction. Thank you for checking out this product! Created by Primary Basics

This product contains 29 printable worksheets for First Grade Common Core Standards in Operations and Algebraic Thinking. Standards covered include: Word Problems (Addition and Subtraction) Fact Families Associative Property Addition and Subtraction with Manipulatives Addition and Subtraction with Number Line True and False Equations Missing Addends These worksheets can be used as quick assessments or independent practice. Could also be used by second grade for beginning of the year review. It