MATH LESSON: 1st GRADE
Operations & Algebra: "Subtraction within 20"
ABOUT THIS LESSON: Math Operations and Algebraic Thinking, 1st Grade
Lesson 2 of 5. Students will read subtraction problems (or have the problems read to them), and then solve for the answer. The worksheets include one problems page, an answer page with a number bank, and a standard answer page. *
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ABOUT THE AUTHOR: Elizabeth Sweet has taught grades 3-5 since 2003. Her awards include County Teacher of the Year (2015). When she’s not busy teaching 4th grade in the American public school system, she enjoys baking, reading, knitting and exploring nature.
*Math worksheets made possible by commoncoresheets.com