# Lesson guide in Elementary Mathematics 2 Whole Numbers: Subtraction

Teacher's Guide  |  -  |  PDF

Published on 2011 October 3rd

Description
A learning material that discusses the principles of subtracting numbers and the different properties of subtraction including mental calculation and analysis of word problems.
Objective
Illustrate how subtraction is used in different operations, to regroup numbers with place values, Use addition to check answers, Subtract mentally, Analyze word problems

#### Curriculum Information

 Education Type K to 12 Grade Level Grade 2 Learning Area Mathematics Content/Topic Numbers and Number Sense Intended Users Educators Competencies Visualizes and represents division as equal sharing repeated subtraction equal jumps on the number line and using formation of equal groups of objects Creates and writes a related equation for each type of situation equal sharing repeated subtraction equal jumps on the number line and formation of equal groups of objects