Understanding that addition means putting together and subtraction means taking away is an important building block for young mathematicians. This guided lessons helps preschoolers master this concept, focusing on addition and subtraction within 5. Having a firm grasp of addition and subtraction is crucial for math fluency. Don't forget to check out the addition and subtraction printables that help to extend learning after the lesson is over.

Subtraction fluency within 20 is the focus of this guided lesson for second graders. Kids will be tasked with mental subtraction, as well as with using manipulatives and drawings to add and subtract larger numbers. Word problems will help to round out the lesson, as kids follow the step-by-step method of solving subtraction word problems. For even more practice in this skill, check out our subtraction worksheets.