Math - Kindergarten

Mastering Subtraction : Understanding the Minus Sign


The lesson teaches students subtraction and the meaning of the minus sign, helping them become familiar with its usage.

Minus Sign

Goal

Operations and Algebraic Thinking

Students will continue to learn subtraction and the meaning of the minus sign. It will help students become familiar with the minus sign, which they will see more often in future lessons.


Activity Prep

  • Download & print the PDF below

  • Writing tools (pencils, colored pencils, markers, etc.)


How to Use

  • Read the instructions aloud with the teacher and learn about subtraction.


Teachers

  • Sit with your students and read the instructions aloud together.

  • Help students understand that when they see a minus sign, they need to take away the numbers.


Common Core

CCSS.MATH.CONTENT. K.OA.A.1 (Represent addition and subtraction with objects, fingers, mental images, drawings1, sounds (e.g., claps), acting out situations, verbal explanations, expressions, or equations.)

CCSS.MATH.CONTENT. K.OA.A.2 (Solve addition and subtraction word problems, and add and subtract within 10, e.g., by using objects or drawings to represent the problem.)

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Number Card Minus One (Dots)

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