Lesson Plan: Subtracting by Adding with Numbers up to 10 Mathematics • 1st Grade
This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to solve subtraction problems by finding the missing part in an addition expression with numbers up to 10.
Objectives
Students will be able to
- solve a subtraction equation by writing an addition equation with a missing number,
- solve subtraction word problems by writing number sentences.
Prerequisites
Students should already be familiar with
- counting to 10,
- finding missing numbers in addition equations,
- the relationship between addition and subtraction.
Exclusions
Students will not cover
- missing numbers in subtraction sentences.